Product Description
| Basic Features of Needle Roller Bearing | |
| Types | Needle Roller and Cage Assemblies Drawn Cup Needle Roller Bearings Thrust Needle Roller Bearings Needle Roller Bearings with Rings |
| Material | Bearing Steel(GCr15, 100Cr6) SPCC St14 Nylon Bronze |
| Dimension | Metric and Inch |
| Dimension Range | 3mm~200mm(bore diameter) |
| MOQ | 1 |
| Delivery Time | 15-45 days |
| Sea Ports | ZheJiang HangZhou HangZhou |
Why Choose HECTO?
1. More than 20 years of manufacturing and exporting experiences
2. an IATF16949 company
3. 100% inspecting of products
4. More competitive prices with better quality
5. More than 99% of delivery in time
6. Rapid response of your emails and questions
7. Products can be traced back
Needle Roller and Cage Assemblies
| Shaft | Bearing No. | Boundary Dimensions(mm) | Basic Load Rating(N) | Limiting Speed | |||
| Fw | Ew | Bc | Cr | Cor | Oil(RPM) | ||
| 3 | K3X5X7TN | 3 | 5 | 7 | 1540 | 1290 | 50000 |
| K3X5X9TN | 3 | 5 | 9 | 1710 | 1480 | 48000 | |
| K3X6X7TN | 3 | 6 | 7 | 1430 | 970 | 47000 | |
| 4 | K4X7X7TN | 4 | 7 | 7 | 2330 | 1840 | 43000 |
| K4X7X10TN | 4 | 7 | 10 | 2350 | 1920 | 39000 | |
| 5 | K5X8X8TN | 5 | 8 | 8 | 2300 | 1880 | 37000 |
| K5X8X10TN | 5 | 8 | 10 | 2800 | 2450 | 37000 | |
| 6 | K6X9X8TN | 6 | 9 | 8 | 2500 | 2240 | 35000 |
| K6X9X10TN | 6 | 9 | 10 | 3300 | 3100 | 35000 | |
| K6X10X13TN | 6 | 10 | 13 | 3500 | 2800 | 33000 | |
| 7 | K7X10X8TN | 7 | 10 | 8 | 2750 | 2550 | 32000 |
| K7X10X10TN | 7 | 10 | 10 | 3350 | 3400 | 32000 | |
| 8 | K8X11X8TN | 8 | 11 | 8 | 3000 | 2900 | 30000 |
| K8X11X10TN | 8 | 11 | 10 | 3830 | 3950 | 30000 | |
| K8X11X13TN | 8 | 11 | 13 | 5000 | 5700 | 30000 | |
| K8X12X10TN | 8 | 12 | 10 | 4900 | 4600 | 30000 | |
| 9 | K9X12X10TN | 9 | 12 | 10 | 4200 | 4700 | 30000 |
| K9X12X13TN | 9 | 12 | 13 | 5500 | 6700 | 30000 | |
| 10 | K10X13X10TN | 10 | 13 | 10 | 4500 | 5250 | 27000 |
| K10X13X13TN | 10 | 13 | 13 | 6000 | 7600 | 27000 | |
| K10X13X16TN | 10 | 13 | 16 | 6300 | 7800 | 27000 | |
| K10X14X10TN | 10 | 14 | 10 | 7000 | 7900 | 27000 | |
| K10X14X13TN | 10 | 14 | 13 | 8000 | 9100 | 26000 | |
| K10X16X12TN | 10 | 16 | 12 | 7000 | 9300 | 27000 | |
| 12 | K12X15X9TN | 12 | 15 | 9 | 4120 | 5210 | 25000 |
| K12X15X10TN | 12 | 15 | 10 | 4320 | 5730 | 25000 | |
| K12X15X13TN | 12 | 15 | 13 | 6000 | 8100 | 25000 | |
| K12X16X8TN | 12 | 16 | 8 | 1200 | 4700 | 25000 | |
| K12X16X10TN | 12 | 16 | 10 | 6000 | 6900 | 25000 | |
| K12X16X13TN | 12 | 16 | 13 | 7900 | 9200 | 25000 | |
| K12X17X13TN | 12 | 17 | 13 | 9300 | 10000 | 24000 | |
| K12X18X12TN | 12 | 18 | 12 | 9800 | 8000 | 24000 | |
| K12X15X20TN | 12 | 15 | 20 | 8200 | 12000 | 25000 | |
| 14 | K14X17X10 | 14 | 17 | 10 | 5100 | 6800 | 23000 |
| K14X17X17 | 14 | 17 | 17 | 9300 | 14000 | 23000 | |
| K14X18X10 | 14 | 18 | 10 | 6800 | 8300 | 23000 | |
| K14X18X13 | 14 | 18 | 13 | 8100 | 9800 | 23000 | |
| K14X18X14 | 14 | 18 | 14 | 9200 | 12000 | 23000 | |
| K14X18X15 | 14 | 18 | 15 | 10000 | 13000 | 23000 | |
| K14X18X17 | 14 | 18 | 17 | 10500 | 13900 | 23000 | |
| K14X20X12 | 14 | 20 | 12 | 9900 | 10500 | 22000 | |
| 15 | K15X18X14 | 15 | 18 | 14 | 7500 | 11000 | 23000 |
| K15X18X17 | 15 | 18 | 17 | 9600 | 15900 | 23000 | |
| K15X19X10 | 15 | 19 | 10 | 7200 | 9000 | 22000 | |
| K15X19X13 | 15 | 19 | 13 | 8300 | 9800 | 22000 | |
| K15X19X17 | 15 | 19 | 17 | 10300 | 15000 | 22000 | |
| K15X19X24 ZW | 15 | 19 | 24 | 12800 | 25710 | 22000 | |
| K15X22X13 | 15 | 22 | 13 | 9700 | 11000 | 22000 | |
| K15X22X12 | 15 | 22 | 12 | 10000 | 13000 | 22000 | |
| K15X21X15 | 15 | 21 | 15 | 13800 | 16000 | 22000 | |
| K15X21X21 | 15 | 21 | 21 | 18000 | 24000 | 22000 | |
| 16 | K16X20X10 | 16 | 20 | 10 | 7600 | 9700 | 22000 |
| K16X20X13 | 16 | 20 | 13 | 8700 | 11300 | 22000 | |
| K16X20X17 | 16 | 20 | 17 | 11200 | 16300 | 22000 | |
| K16X21X10 | 16 | 21 | 10 | 9000 | 12000 | 22000 | |
| K16X22X12 | 16 | 22 | 12 | 11000 | 12000 | 21000 | |
| K16X22X13 | 16 | 22 | 13 | 12000 | 13400 | 21000 | |
| K16X22X16 | 16 | 22 | 16 | 14300 | 17000 | 21000 | |
| K16X22X20 | 16 | 22 | 20 | 18000 | 22300 | 21000 | |
| K16X23X14 | 16 | 23 | 14 | 19000 | 21000 | 19000 | |
| K16X24X20 | 16 | 24 | 20 | 21100 | 23000 | 20000 | |
| 17 | K17X21X10 | 17 | 21 | 10 | 7900 | 15710 | 21000 |
| K17X21X13 | 17 | 21 | 13 | 10000 | 14100 | 21000 | |
| K17X21X17 | 17 | 21 | 17 | 12000 | 17400 | 21000 | |
| K17X23X14 | 17 | 23 | 14 | 11000 | 15000 | 21000 | |
| 18 | K18X22X10 | 18 | 22 | 10 | 8200 | 9900 | 20000 |
| K18X22X13 | 18 | 22 | 13 | 9000 | 12100 | 20000 | |
| K18X22X17 | 18 | 22 | 17 | 11900 | 17600 | 20000 | |
| K18X24X12 | 18 | 24 | 12 | 11200 | 12900 | 20000 | |
| K18X24X13 | 18 | 24 | 13 | 12900 | 14900 | 20000 | |
| K18X24X13.5 | 18 | 24 | 13.5 | 12900 | 14900 | 20000 | |
| K18X24X20 | 18 | 24 | 20 | 20000 | 26500 | 20000 | |
| K18X25X14 | 18 | 25 | 14 | 16500 | 18800 | 20000 | |
| K18X25X22 | 18 | 25 | 22 | 22900 | 28400 | 20000 | |
| K18X26X14 | 18 | 26 | 14 | 18000 | 20000 | 18000 | |
| K18X28X16 | 18 | 28 | 16 | 19000 | 18400 | 19000 | |
| 19 | K19X23X13 | 19 | 23 | 13 | 9300 | 13000 | 20000 |
| K19X23X17 | 19 | 23 | 17 | 12000 | 18600 | 20000 | |
| 20 | K20X24X10 | 20 | 24 | 10 | 8700 | 12100 | 19000 |
| K20X24X12 | 20 | 24 | 12 | 9600 | 13800 | 19000 | |
| K20X24X13 | 20 | 24 | 13 | 9600 | 13800 | 19000 | |
| K20X24X17 | 20 | 24 | 17 | 12400 | 20000 | 19000 | |
| K20X26X12 | 20 | 26 | 12 | 13100 | 15700 | 19000 | |
| K20X26X16 | 20 | 26 | 16 | 18000 | 25000 | 18500 | |
| K20X26X17 | 20 | 26 | 17 | 18700 | 25500 | 19000 | |
| K20X26X20 | 20 | 26 | 20 | 20600 | 28500 | 19000 | |
| K20X28X20 | 20 | 28 | 20 | 23400 | 28000 | 18000 | |
| K20X28X25 | 20 | 28 | 25 | 30000 | 28500 | 18000 | |
| K20X30X30 | 20 | 30 | 30 | 35000 | 41000 | 18000 | |
| 21 | K21X25X13 | 21 | 25 | 13 | 9600 | 14500 | 19000 |
| K21X25X17 | 21 | 25 | 17 | 12800 | 21000 | 19000 | |
| 22 | K22X26X10 | 22 | 26 | 10 | 8700 | 12900 | 18000 |
| K22X26X13 | 22 | 26 | 13 | 10000 | 15400 | 18000 | |
| K22X26X17 | 22 | 26 | 17 | 13100 | 22100 | 18000 | |
| K22X27X13 | 22 | 27 | 13 | 14000 | 23000 | 18000 | |
| K22X28X17 | 22 | 28 | 17 | 19000 | 26500 | 18000 | |
| K22X28X23 | 22 | 28 | 23 | 20000 | 27000 | 19000 | |
| K22X29X16 | 22 | 29 | 16 | 19500 | 25000 | 17000 | |
| K22X30X15TN | 22 | 30 | 15 | 19600 | 22900 | 17000 | |
| K22X30X20 | 22 | 30 | 20 | 21000 | 23500 | 18900 | |
| K22X32X24 | 22 | 32 | 24 | 33500 | 39500 | 16000 | |
| 23 | K23X35X16TN | 23 | 35 | 16 | 24000 | 23400 | 15000 |
| 24 | K24X28X10 | 24 | 28 | 10 | 9400 | 14300 | 17000 |
| K24X28X13 | 24 | 28 | 13 | 10500 | 17000 | 17000 | |
| K24X28X17 | 24 | 28 | 17 | 14000 | 24500 | 17000 | |
| K24X29X13 | 24 | 29 | 13 | 13100 | 19100 | 16000 | |
| K24X30X17 | 24 | 30 | 17 | 19000 | 27000 | 16000 | |
| K24X30X31 | 24 | 30 | 31 | 27000 | 43000 | 16000 | |
| 25 | K25X29X10 | 25 | 29 | 10 | 9700 | 14900 | 16000 |
| K25X29X13 | 25 | 29 | 13 | 10800 | 17900 | 16000 | |
| K25X29X17 | 25 | 29 | 17 | 14500 | 25500 | 16000 | |
| K25X30X13 | 25 | 30 | 13 | 14100 | 21300 | 16000 | |
| K25X30X20 | 25 | 30 | 20 | 21100 | 28000 | 16000 | |
| K25X30X25 | 25 | 30 | 25 | 21700 | 40400 | 15000 | |
| K25X30X26 | 25 | 30 | 26 | 25710 | 26500 | 15000 | |
| K25X31X17 | 25 | 31 | 17 | 19000 | 28000 | 16000 | |
| K25X31X21 | 25 | 31 | 21 | 24100 | 37500 | 16000 | |
| K25X32X16 | 25 | 32 | 16 | 20500 | 27500 | 15000 | |
| K25X33X20 | 25 | 33 | 20 | 28000 | 37500 | 15000 | |
| K25X33X24 | 25 | 33 | 24 | 33900 | 46500 | 15000 | |
| K25X34X18 | 25 | 34 | 18 | 48000 | 67000 | 15000 | |
| K25X35X30 | 25 | 35 | 30 | 46500 | 61500 | 14000 | |
| K25X30X26 ZW | 25 | 30 | 26 | 21000 | 35000 | 14000 | |
| 26 | K26X30X10 | 26 | 30 | 10 | 9500 | 15500 | 16000 |
| K26X30X13 | 26 | 30 | 13 | 11100 | 18700 | 16000 | |
| K26X30X17 | 26 | 30 | 17 | 14700 | 27000 | 16000 | |
| K26X31X13 | 26 | 31 | 13 | 12400 | 18400 | 15000 | |
| K26X30X22 | 26 | 30 | 22 | 15200 | 28000 | 16000 | |
| 27 | K27X32X17 | 27 | 32 | 27 | 16000 | 34000 | 17000 |
| 28 | K28X32X16.5 | 28 | 32 | 16.5 | 15000 | 32400 | 14000 |
| K28X32X17 | 28 | 32 | 17 | 15000 | 32400 | 14000 | |
| K28X33X13 | 28 | 33 | 13 | 14800 | 23600 | 14000 | |
| K28X33X17 | 28 | 33 | 17 | 19100 | 33000 | 14000 | |
| K28X33X27 TN | 28 | 33 | 27 | 22800 | 40500 | 14000 | |
| K28X34X17 | 28 | 34 | 17 | 21300 | 35000 | 14000 | |
| K28X35X16 | 28 | 35 | 16 | 21000 | 29000 | 14000 | |
| K28X35X18 | 28 | 35 | 18 | 23500 | 33500 | 14000 | |
| K28X35X20 | 28 | 35 | 20 | 24000 | 34000 | 14000 | |
| K28X35X27 | 28 | 35 | 27 | 34500 | 54500 | 14000 | |
| K28X36X16 | 28 | 36 | 16 | 34000 | 47000 | 11000 | |
| K28X40X18 | 28 | 40 | 18 | 33000 | 36500 | 12000 | |
| K28X40X25 | 28 | 40 | 25 | 45000 | 54500 | 12000 | |
| 30 | K30X33X10 | 30 | 33 | 10 | |||
| K30X34X13 | 30 | 34 | 13 | 11800 | 21200 | 13000 | |
| K30X35X13 | 30 | 35 | 13 | 15100 | 25000 | 13000 | |
| K30X35X17 | 30 | 35 | 17 | 19100 | 33500 | 13000 | |
| K30X35X26 | 30 | 35 | 26 | ||||
| K30X35X27 | 30 | 35 | 27 | 30000 | 58500 | 13000 | |
| K30X37X16 | 30 | 37 | 16 | 22500 | 33000 | 13000 | |
| K30X38X25 | 30 | 38 | 25 | 16000 | 390000 | 13000 | |
| K30X39X21 | 30 | 39 | 21 | ||||
| K30X40X18 | 30 | 40 | 18 | 31500 | 39500 | 12000 | |
| K30X40X27 | 30 | 40 | 27 | ||||
| K30X40X30 | 30 | 40 | 30 | 48500 | 68500 | 13000 | |
| K30X35X26 | 30 | 35 | 26 | 23500 | 43500 | 12000 | |
| K30X42X44.1 | 30 | 42 | 44.1 | ||||
| 32 | K32X37X13 | 32 | 37 | 13 | 15000 | 25000 | 12000 |
| K32X37X17 | 32 | 37 | 17 | 19400 | 35000 | 12000 | |
| K32X37X27 | 32 | 37 | 27 | 29500 | 59500 | 12000 | |
| K32X37X28 TN | 32 | 37 | 28 | 23100 | 43000 | 12000 | |
| K32X38X16 | 32 | 38 | 16 | 21000 | 34000 | 12000 | |
| K32X38X20 | 32 | 38 | 20 | 26000 | 44500 | 12000 | |
| K32X38X26 TN | 32 | 38 | 26 | 27000 | 46500 | 12000 | |
| K32X39X16 | 32 | 39 | 16 | 23500 | 35000 | 12000 | |
| K32X39X18 | 32 | 39 | 18 | 26000 | 40500 | 12000 | |
| K32X40X20 | 32 | 40 | 20 | 37000 | 40500 | 12000 | |
| K32X40X36 | 32 | 40 | 36 | 53500 | 91500 | 12000 | |
| K32X46X32 | 32 | 46 | 32 | 65500 | 82500 | 11000 | |
| K32X40X42 TN | 32 | 40 | 42 | 49500 | 83500 | 12000 | |
| 35 | K35X40X13 | 35 | 40 | 13 | 15800 | 27500 | 11000 |
| K35X40X17 | 35 | 40 | 17 | 20300 | 38000 | 11000 | |
| K35X40X25 | 35 | 40 | 25 | 29000 | 59500 | 11000 | |
| K35X40X27 TN | 35 | 40 | 27 | 24500 | 48000 | 11000 | |
| K35X40X27 | 35 | 40 | 27 | 27800 | 62100 | 11000 | |
| K35X40X30 | 35 | 40 | 30 | 25000 | 49500 | 11000 | |
| K35X42X16 | 35 | 42 | 16 | 23900 | 37000 | 11000 | |
| K35X42X18 | 35 | 42 | 18 | 27000 | 42500 | 11000 | |
| K35X42X30 | 35 | 42 | 30 | 38500 | 67500 | 11000 | |
| K35X43X18 | 35 | 43 | 18 | 28000 | 41500 | 11000 | |
| K35X45X20 | 35 | 45 | 20 | 36500 | 49500 | 10000 | |
| K35X45X30 | 35 | 45 | 30 | 52500 | 78500 | 10000 | |
| K35X45X49 | 35 | 45 | 49 | 81500 | 13400 | 10000 | |
| K35X40X30 ZW | 35 | 40 | 30 | 31500 | 65500 | 11000 | |
| K35X42X20 ZW | 35 | 42 | 20 | 29500 | 48500 | 11000 | |
| 36 | K36X41X30 | 36 | 41 | 30 | 23000 | 43000 | 11000 |
| K36X42X16 | 36 | 42 | 16 | 24000 | 42000 | 11000 | |
| 37 | K37X42X17 | 37 | 42 | 17 | 21900 | 42500 | 10000 |
| K37X42X27 | 37 | 42 | 27 | 31500 | 67500 | 10000 | |
| K37X45X26 | 37 | 45 | 26 | 43500 | 73500 | 10000 | |
| 38 | K38X43X17 | 38 | 43 | 17 | 20000 | 38000 | 10000 |
| K38X43X27 | 38 | 43 | 27 | 31000 | 67500 | 10000 | |
| K38X46X20 | 38 | 46 | 20 | 35000 | 56500 | 10000 | |
| K38X46X32 | 38 | 46 | 32 | 54500 | 98500 | 10000 | |
| 39 | K39X44X24 | 39 | 44 | 24 | 28000 | 58500 | 10000 |
| K39X44X26 ZW | 39 | 44 | 26 | 27000 | 55500 | 10000 | |
| 40 | K40X44X13 | 40 | 44 | 13 | 13500 | 28000 | 10000 |
| K40X45X13 | 40 | 45 | 13 | 17100 | 32000 | 10000 | |
| K40X45X17 | 40 | 45 | 17 | 20900 | 41000 | 10000 | |
| K40X45X21 | 40 | 45 | 21 | 24400 | 49500 | 10000 | |
| K40X45X27 | 40 | 45 | 27 | 32500 | 72500 | 10000 | |
| K40X46X17 | 40 | 46 | 17 | 24500 | 44500 | 9000 | |
| K40X47X18 | 40 | 47 | 18 | 29000 | 49500 | 9000 | |
| K40X47X20 | 40 | 47 | 20 | 32000 | 56500 | 9000 | |
| K40X48X20 | 40 | 48 | 20 | 35500 | 58500 | 9000 | |
| K40X45X30 ZW | 40 | 45 | 30 | 26000 | 53500 | 9000 | |
| 42 | K42X47X13 | 42 | 47 | 13 | 17300 | 33000 | 9000 |
| K42X47X17 | 42 | 47 | 17 | 21100 | 42500 | 9000 | |
| K42X47X25 TN | 42 | 47 | 25 | 27000 | 57500 | 9000 | |
| K42X47X27 | 42 | 47 | 27 | 33000 | 74500 | 9000 | |
| K42X48X35 | 42 | 48 | 35 | 35000 | 76000 | 9000 | |
| K42X50X18 | 42 | 50 | 18 | 31000 | 49500 | 9000 | |
| K42X50X20 | 42 | 50 | 20 | 34500 | 56500 | 9000 | |
| K42X47X30 ZW | 42 | 47 | 30 | 31000 | 75500 | 9000 | |
| 43 | K43X48X17 | 43 | 48 | 17 | 21000 | 42500 | 9000 |
| K43X48X27 | 43 | 48 | 27 | 33000 | 74500 | 9000 | |
| K43X50X18 | 43 | 50 | 18 | 30500 | 53500 | 8000 | |
| 45 | K45X49X19 | 45 | 49 | 19 | 17500 | 40000 | 8000 |
| K45X50X17 | 45 | 50 | 17 | 22000 | 45000 | 8000 | |
| K45X50X27 | 45 | 50 | 27 | 34000 | 79500 | 8000 | |
| K45X50X32 TN | 45 | 50 | 32 | 38000 | 90500 | 8000 | |
| K45X52X18 | 45 | 52 | 18 | 31000 | 56500 | 8000 | |
| K45X52X21 TN | 45 | 52 | 21 | 39500 | 57500 | 8000 | |
| K45X53X20 | 45 | 53 | 20 | 38500 | 66500 | 8000 | |
| K45X53X21 | 45 | 53 | 21 | 38000 | 66500 | 8000 | |
| K45X53X22 | 45 | 53 | 22 | 42000 | 66500 | 8000 | |
| K45X53X28 | 45 | 53 | 28 | 51500 | 97500 | 8000 | |
| K45X59X18 TN | 45 | 59 | 18 | 43500 | 53500 | 7000 | |
| K45X59X32 | 45 | 59 | 32 | 72500 | 101500 | 7000 | |
| K45X59X36 | 45 | 59 | 36 | 75500 | 108500 | 7000 | |
| K45X51X36 ZW | 45 | 51 | 36 | 44500 | 98500 | 7000 | |
| 47 | K47X52X17 | 47 | 52 | 17 | 22800 | 48500 | 8000 |
| K47X52X27 | 47 | 52 | 27 | 34500 | 82500 | 8000 | |
| K47X53X25 | 47 | 53 | 25 | 38000 | 81500 | 8000 | |
| K47X55X28 | 47 | 55 | 28 | 52500 | 99500 | 7500 | |
| 48 | K48X54X19 | 48 | 54 | 19 | 30000 | 60500 | 7500 |
| K48X54X25 | 48 | 54 | 25 | 31000 | 91000 | 7500 | |
| 50 | K50X55X13.5 | 50 | 55 | 13.5 | 17500 | 36000 | 7500 |
| K50X55X17 | 50 | 55 | 17 | 21400 | 46500 | 7500 | |
| K50X55X20 | 50 | 55 | 20 | 26000 | 59500 | 7500 | |
| K50X55X30 | 50 | 55 | 30 | 38500 | 96500 | 7500 | |
| K50X57X18 | 50 | 57 | 18 | 33000 | 62500 | 7000 | |
| K50X58X20 | 50 | 58 | 20 | 35000 | 61500 | 7000 | |
| K50X58X25 | 50 | 58 | 25 | 43500 | 80500 | 7000 | |
| 52 | K52X57X12 | 52 | 57 | 12 | 17500 | 36000 | 7000 |
| 55 | K55X60X20 | 55 | 60 | 20 | 28000 | 65500 | 6500 |
| K55X60X27 | 55 | 60 | 27 | 37500 | 96500 | 6500 | |
| K55X60X30 | 55 | 60 | 30 | 40500 | 10300 | 6500 | |
| K55X61X20 | 55 | 61 | 20 | 41000 | 11000 | 6500 | |
| K55X62X18 | 55 | 62 | 18 | 35000 | 69500 | 6500 | |
| K55X63X15 | 55 | 63 | 15 | 245000 | 40500 | 6500 | |
| K55X63X20 | 55 | 63 | 20 | 39500 | 73500 | 6500 | |
| K55X63X25 | 55 | 63 | 25 | 49500 | 99500 | 6500 | |
| K55X63X32 | 55 | 63 | 32 | 61500 | 129500 | 6500 | |
| K55X60X40ZW | 55 | 60 | 40 | 48000 | 132000 | 6500 | |
| 56 | K56X61X20 | 56 | 61 | 20 | 27000 | 64500 | 6500 |
| 58 | K58X63X17 | 58 | 63 | 17 | 21500 | 63500 | 6000 |
| K58X64X19 | 58 | 64 | 19 | 24500 | 77500 | 6000 | |
| K58X65X18 | 58 | 65 | 18 | 34500 | 69500 | 6000 | |
| K58X65X38ZW | 58 | 65 | 38 | 48500 | 106500 | 6000 | |
| 60 | K60X65X20 | 60 | 65 | 20 | 29000 | 71500 | 6000 |
| K60X65X30 | 60 | 65 | 30 | 42000 | 115500 | 6000 | |
| K60X68X20 | 60 | 68 | 20 | 43000 | 84500 | 5500 | |
| K60X68X23 | 60 | 68 | 23 | 49000 | 100500 | 5500 | |
| K60X68X25 | 60 | 68 | 25 | 52500 | 110500 | 5500 | |
| K60X68X27 | 60 | 68 | 27 | 59000 | 120500 | 6000 | |
| K60X75X42 | 60 | 75 | 42 | 11300 | 19200 | 5500 | |
| K60X66X33ZW | 60 | 66 | 33 | 45500 | 111500 | 6000 | |
| K60X66X40ZW | 60 | 66 | 40 | 57500 | 150500 | 5500 | |
| K60X68X30ZW | 60 | 68 | 30 | 44000 | 87500 | 5500 | |
| K60X68X34ZW | 60 | 68 | 34 | 47500 | 95500 | 5500 | |
| 62 | K62X70X40ZW | 62 | 70 | 40 | 65500 | 145500 | 5500 |
| 63 | K63X70X21 | 63 | 70 | 21 | 45000 | 100500 | 5500 |
| 64 | K47X70X16 | 64 | 70 | 16 | 27500 | 59500 | 5500 |
| 65 | K65X70X20 | 65 | 70 | 20 | 30000 | 76500 | 5500 |
| K65X70X30 | 65 | 70 | 30 | 43500 | 93500 | 5500 | |
| K65X73X23 | 65 | 73 | 23 | 45500 | 93500 | 5000 | |
| K65X73X30 | 65 | 73 | 30 | 56500 | 122500 | 5000 | |
| 68 | K68X74X20 | 68 | 74 | 20 | 35000 | 83500 | 5000 |
| K68X74X30 | 68 | 74 | 30 | 46000 | 117500 | 5000 | |
| K68X74X35 ZW | 68 | 74 | 35 | 48000 | 124500 | 5000 | |
| K68X75X20 | 68 | 75 | 32 | 53500 | 127500 | 4500 | |
| 70 | K70X76X20 | 70 | 76 | 20 | 35500 | 85500 | 4500 |
| K70X76X30 | 70 | 76 | 30 | 51500 | 138500 | 4500 | |
| K70X78X25 | 70 | 78 | 25 | 51500 | 111500 | 4500 | |
| K70X78X30 | 70 | 78 | 30 | 59500 | 134500 | 4500 | |
| K70X80X30 | 70 | 80 | 30 | 72500 | 147500 | 4500 | |
| K70X78X46 ZW | 70 | 78 | 46 | 77500 | 18800 | 4500 | |
| 72 | K72X80X20 | 80 | 20 | 41000 | 84500 | 4500 | |
| 73 | K73X79X20 | 73 | 79 | 20 | 36500 | 99500 | 4500 |
| 75 | K75X81X20 | 75 | 81 | 20 | 37000 | 93500 | 4500 |
| K75X81X30 | 75 | 81 | 30 | 51500 | 142000 | 4500 | |
| K75X83X23 | 75 | 83 | 23 | 49500 | 108000 | 4000 | |
| K75X83X30 | 75 | 83 | 30 | 91500 | 142000 | 4000 | |
| K75X83X35 ZW | 75 | 83 | 35 | 62500 | 146500 | 4000 | |
| K75X83X40 ZW | 75 | 83 | 40 | 72500 | 176500 | 4000 | |
| 80 | K80X86X20 | 80 | 86 | 20 | 38000 | 97500 | 4000 |
| K80X86X30 | 80 | 86 | 30 | 55500 | 158500 | 4000 | |
| K80X88X30 | 80 | 88 | 30 | 71500 | 178500 | 4000 | |
| K80X88X40 ZW | 80 | 88 | 40 | 75500 | 191500 | 4000 | |
| K80X88X46 ZW | 80 | 88 | 46 | 87500 | 23000 | 4000 | |
| 85 | K85X92X20 | 85 | 92 | 20 | 44000 | 15710 | 3500 |
| 90 | K90X97X20 | 90 | 97 | 20 | 44500 | 112500 | 3000 |
| K90X98X27 | 90 | 98 | 27 | 60500 | 149500 | 3000 | |
| K90X98X30 | 90 | 98 | 30 | 67500 | 171500 | 3000 | |
| 95 | K95X102X20 | 95 | 102 | 20 | 45500 | 122500 | 2900 |
| K95X103X30 ZW | 95 | 103 | 30 | 68500 | 179500 | 2900 | |
| K95X103X40 ZW | 95 | 103 | 40 | 82500 | 227500 | 2900 | |
| 100 | K100X107X21 | 100 | 107 | 21 | 47500 | 126500 | 2700 |
| K100X108X27 | 100 | 108 | 27 | 56500 | 142500 | 2700 | |
| K100X108X30 | 100 | 108 | 30 | 70500 | 187500 | 2700 | |
| 105 | K105X112X21 | 105 | 112 | 21 | 47000 | 126500 | 2500 |
| K105X113X30 | 105 | 113 | 30 | 71500 | 196500 | 2500 | |
| 110 | K110X117X24 | 110 | 117 | 24 | 55500 | 157500 | 2300 |
| K110X118X30 | 110 | 118 | 30 | 77500 | 218500 | 2300 | |
| 115 | K115X123X27 | 115 | 123 | 27 | 63000 | 170000 | 4100 |
| K115X125X35 | 115 | 125 | 35 | 63000 | 170000 | 4100 | |
| K115X125X40 | 115 | 125 | 40 | 65000 | 175000 | 4100 | |
Drawn Cup Needle Roller Bearings(Metric and Inch)
| Bearing No. | Boundary Dimensions(mm) | Basic Load Ratings(N) | Limiting Speed | ||||
| HK | BK | Fw | D | C | Cr | Cor | Oil(RPM) |
| HK0306TN | BK0306TN | 3 | 6.5 | 6 | 1320 | 950 | 60000 |
| HK0408TN | BK0408TN | 4 | 8 | 8 | 1540 | 1070 | 40000 |
| HK0509 | BK0509 | 5 | 9 | 9 | 2200 | 1790 | 36000 |
| HK0608 | – | 6 | 10 | 8 | 1830 | 1550 | 32000 |
| HK0609 | BK0609 | 6 | 10 | 9 | 2650 | 2400 | 30000 |
| HK0708 | – | 7 | 11 | 8 | 2800 | 2150 | 27000 |
| HK0709 | BK0709 | 7 | 11 | 9 | 2800 | 2150 | 27000 |
| HK0808 | BK0808 | 8 | 12 | 8 | 2550 | 2400 | 21000 |
| HK571 | BK571 | 8 | 12 | 10 | 3700 | 3450 | 21000 |
| HK08×14×10 | – | 8 | 14 | 10 | 3800 | 3950 | 25000 |
| HK08×14×12 | – | 8 | 14 | 12 | 4100 | 4320 | 25000 |
| HK571 | BK571 | 9 | 13 | 10 | 4050 | 4250 | 25000 |
| HK571 | – | 9 | 13 | 12 | 5000 | 6000 | 25000 |
| HK1571 | BK1571 | 10 | 14 | 10 | 3900 | 4800 | 19000 |
| HK1012 | BK1012 | 10 | 14 | 10 | 5000 | 6300 | 19000 |
| HK1015 | – | 10 | 14 | 15 | 6700 | 7800 | 19000 |
| HK10×16×10 | – | 10 | 16 | 10 | 6800 | 8800 | 18000 |
| HK10×16×12 | – | 10 | 16 | 12 | 6800 | 8800 | 18000 |
| HK10×16×15 | – | 10 | 16 | 15 | 6800 | 8800 | 19000 |
| HK1210 | BK1210 | 12 | 16 | 10 | 4150 | 5800 | 19000 |
| HK1212 | BK1212 | 12 | 18 | 12 | 3800 | 5100 | 15000 |
| HK12×17×12 | – | 12 | 17 | 12 | 5100 | 7000 | 15000 |
| HK12×17×15 | – | 12 | 17 | 15 | 5100 | 7000 | 15000 |
| HK12×17×18 | – | 12 | 17 | 18 | 5100 | 7000 | 15000 |
| HK12×18×12 | BK12×18×12 | 12 | 18 | 12 | 550 | 6300 | 17000 |
| HK1312 | BK1312 | 13 | 19 | 12 | 6200 | 7100 | 17000 |
| HK13.5×20×12 | – | 13.5 | 20 | 12 | 6250 | 7590 | 16000 |
| HK1412 | – | 14 | 20 | 12 | 6800 | 7500 | 14000 |
| HK1416 | – | 14 | 20 | 16 | 7300 | 9000 | 14000 |
| HK15×20×12 | – | 15 | 20 | 12 | 5800 | 6000 | 14000 |
| HK15×20×16 | – | 15 | 20 | 16 | 6000 | 6200 | 14000 |
| HK15×20×20 | – | 15 | 20 | 20 | 6100 | 6400 | 14000 |
| HK1512 | BK1512 | 15 | 21 | 12 | 7000 | 8400 | 14000 |
| HK1514 | – | 15 | 21 | 14 | 8500 | 10400 | 13000 |
| HK1515 | – | 15 | 21 | 15 | 9100 | 11400 | 13000 |
| HK1516 | BK1516 | 15 | 21 | 16 | 9800 | 11400 | 14000 |
| HK1522 | – | 15 | 21 | 22 | 10400 | 16500 | 14000 |
| HK15×22×12 | – | 15 | 22 | 12 | 14300 | 18400 | 13000 |
| HK1612 | BK1612 | 16 | 22 | 12 | 7100 | 9200 | 14000 |
| HK1614 | – | 16 | 22 | 14 | 8800 | 9900 | 12000 |
| HK1616 | BK1616 | 16 | 22 | 16 | 15710 | 14300 | 14000 |
| HK1622 | – | 16 | 22 | 22 | 11100 | 17400 | 14000 |
| HK1712 | – | 17 | 23 | 12 | 6900 | 9300 | 13000 |
| HK1714 | – | 17 | 23 | 14 | 6800 | 15710 | 10000 |
| HK1716 | – | 17 | 23 | 16 | 8500 | 12500 | 10000 |
| HK1718 | – | 17 | 23 | 18 | 9500 | 10600 | 10000 |
| HK17×25×14 | – | 17 | 25 | 14 | 13100 | 147000 | 10000 |
| HK17×25×18 | – | 17 | 25 | 18 | 9500 | 10600 | 11000 |
| HK1812 | – | 18 | 24 | 12 | 7100 | 9900 | 12000 |
| HK1816 | BK1816 | 18 | 24 | 16 | 10600 | 15300 | 12000 |
| HK2571 | – | 20 | 26 | 10 | 5900 | 7200 | 10000 |
| HK2014 | – | 20 | 26 | 14 | 9700 | 18100 | 9000 |
| HK2016 | BK2016 | 20 | 26 | 16 | 11700 | 29100 | 10000 |
| HK2018 | – | 20 | 26 | 18 | 7900 | 12800 | 9000 |
| HK2571 | – | 20 | 26 | 20 | 13700 | 24000 | 10000 |
| HK2030 | – | 20 | 26 | 30 | 21800 | 40000 | 15710 |
| HK20×27×20 | – | 20 | 27 | 20 | 26300 | 47800 | 9900 |
| HK2210 | – | 22 | 28 | 10 | 7200 | 9500 | 1571 |
| HK2212 | BK2212 | 22 | 28 | 12 | 8100 | 10400 | 1571 |
| HK22×29×30 | – | 22 | 29 | 30 | 19400 | 33100 | 9000 |
| HK2512 | BK2512 | 25 | 32 | 12 | 10000 | 14200 | 9000 |
| HK2525 | BK2525 | 25 | 32 | 25 | 22200 | 36700 | 9000 |
| HK2816 | BK2816 | 28 | 35 | 16 | 15400 | 22500 | 8700 |
| HK2820 | BK2820 | 28 | 35 | 20 | 18900 | 32000 | 8700 |
| HK3012 | BK3012 | 30 | 37 | 12 | 15710 | 16200 | 8100 |
| HK3571 | BK3571 | 30 | 37 | 20 | 19700 | 33500 | 8100 |
| HK3224 | – | 32 | 39 | 24 | 25500 | 5200 | 7300 |
| HK3516 | BK3516 | 35 | 42 | 16 | 15700 | 27500 | 7100 |
| HK4012 | BK4012 | 40 | 47 | 12 | 14000 | 24300 | 6300 |
| HK4512 | BK4512 | 45 | 52 | 12 | 12900 | 22500 | 5800 |
| HK5571 | BK5571 | 50 | 58 | 20 | 28000 | 60000 | 5300 |
| HK6012 | BK6012 | 60 | 68 | 12 | 12400 | 29000 | 4100 |
| SCE | BCE | Fw | D | C | Cr | Cor | Oil(RPM) |
| SCE44 | BCE44 | 6.35 | 11.112 | 6.35 | 1602 | 1157 | 35000 |
| SCE45 | BCE45 | 6.35 | 11.112 | 7.94 | 2536 | 2092 | 35000 |
| SCE55 | BCE55 | 7.938 | 12.7 | 7.94 | 2892 | 2625 | 29000 |
| SCE65 | BCE65 | 9,525 | 14.288 | 7.94 | 2892 | 2417 | 25000 |
| SCE67 | BCE67 | 9,525 | 14.288 | 11.11 | 4361 | 4583 | 25000 |
| SCE87 | BCE87 | 12.7 | 17.462 | 11.11 | 5918 | 7387 | 19000 |
| SCE88 | BCE88 | 12.7 | 17.462 | 12.7 | 6897 | 9033 | 19000 |
| SCE810 | BCE810 | 12.7 | 17.462 | 15.88 | 8811 | 12237 | 19000 |
| SCE95 | BCE95 | 14.288 | 19.05 | 7.94 | 4049 | 4717 | 18000 |
| SCE96 | BCE96 | 14.288 | 19.05 | 9.52 | 5162 | 6408 | 18000 |
| SCE98 | BCE98 | 14.288 | 19.05 | 12.7 | 7698 | 1 0571 | 18000 |
| SCE910 | BCE910 | 14.288 | 19.05 | 15.88 | 9434 | 14017 | 18000 |
| SCE912 | BCE912 | 14.288 | 19.05 | 19.05 | 1571 | 16465 | 18000 |
| SCE108 | BCE108 | 15.875 | 20.638 | 12.7 | 8743 | 12015 | 16000 |
| SCE1571 | BCE1571 | 15.875 | 20.638 | 15.88 | 10368 | 16242 | 16000 |
| SCE1012 | BCE1012 | 15.875 | 20.638 | 19.05 | 12015 | 19802 | 16000 |
| SCE116 | BCE116 | 17.462 | 22.225 | 9.52 | 5740 | 7976 | 15000 |
| SCE1210 | BCE1210 | 19.05 | 25.4 | 15.88 | 12682 | 17577 | 13000 |
| SCE1212 | BCE1212 | 19.05 | 25.4 | 19.05 | 15352 | 22250 | 13000 |
| SCE1312 | BCE1312 | 20.638 | 26.988 | 19.05 | 16571 | 23585 | 12000 |
| SCE148 | BCE148 | 22.225 | 28.575 | 12.7 | 11125 | 15797 | 11000 |
| SCE1412 | BCE1412 | 22.225 | 28.575 | 19.05 | 16910 | 27145 | 11000 |
| SCE1516 | BCE1516 | 23.812 | 30.162 | 25.4 | 24030 | 43165 | 11000 |
| SCE168 | BCE168 | 25.4 | 31.72 | 12.7 | 12682 | 19135 | 10000 |
| SCE1612 | BCE1612 | 25.4 | 31.72 | 19.05 | 18571 | 30260 | 10000 |
| SCE1616 | BCE1616 | 25.4 | 31.72 | 25.4 | 24920 | 45390 | 10000 |
| SCE188 | BCE188 | 28.575 | 34.925 | 12.7 | 12905 | 25717 | 9000 |
| SCE1812 | BCE1812 | 28.575 | 34.925 | 19.05 | 18912 | 33375 | 9000 |
| SCE1816 | BCE1816 | 28.575 | 34.925 | 25.4 | 25810 | 49395 | 9000 |
| SCE2012 | BCE2012 | 31.75 | 38.1 | 19.05 | 21137 | 39605 | 8000 |
| SCE2016 | BCE2016 | 31.75 | 38.1 | 25.4 | 27145 | 54735 | 8000 |
| SCE2212 | BCE2212 | 34.925 | 41.275 | 19.05 | 21360 | 42750 | 7500 |
| SCE2216 | BCE2216 | 34.925 | 41.275 | 25.4 | 27590 | 59185 | 7500 |
| SCE2416 | BCE2416 | 38.1 | 47.625 | 25.4 | 38715 | 66305 | 6500 |
| SCE2816 | BCE2816 | 44.45 | 53.975 | 25.4 | 41385 | 75650 | 6000 |
| SCE3220 | BCE3220 | 50.8 | 60.325 | 31.75 | 55180 | 115700 | 5000 |
Thrust Needle Roller Bearings(Metric and Inch)
| Bearing No. | Boundary Dimensions(mm) | Basic Load Ratings(N) | Limiting Speed | |||
| Dc1 | Dc | Dw | Ca | Coa | Oil(RPM) | |
| AXK571TN | 4 | 14 | 2 | 4450 | 8000 | 18000 |
| AXK571TN | 5 | 15 | 2 | 4750 | 9200 | 17000 |
| AXK0619TN | 6 | 19 | 2 | 6800 | 15500 | 16000 |
| AXK0821TN | 8 | 21 | 2 | 7800 | 19400 | 15000 |
| AXK1571 | 10 | 24 | 2 | 9200 | 25500 | 14000 |
| AXK1226 | 12 | 26 | 2 | 9900 | 29000 | 13000 |
| AXK1528 | 15 | 28 | 2 | 11300 | 36000 | 11000 |
| AXK1730 | 17 | 30 | 2 | 11900 | 39500 | 10000 |
| AXK2035 | 20 | 35 | 2 | 13100 | 46500 | 8500 |
| AXK2542 | 25 | 42 | 2 | 14700 | 58000 | 7000 |
| AXK3047 | 30 | 47 | 2 | 16300 | 70000 | 6000 |
| AXK3552 | 35 | 52 | 2 | 17800 | 81000 | 5500 |
| AXK4060 | 40 | 60 | 3 | 28000 | 114000 | 4700 |
| AXK4565 | 45 | 65 | 3 | 30000 | 128000 | 4300 |
| AXK5070 | 50 | 70 | 3 | 32000 | 143000 | 3900 |
| AXK5578 | 55 | 78 | 3 | 38000 | 186000 | 3500 |
| AXK6085 | 60 | 85 | 3 | 44500 | 234000 | 3200 |
| AXK6590 | 65 | 90 | 3 | 46500 | 255000 | 3000 |
| AXK7095 | 70 | 95 | 4 | 54000 | 255000 | 2900 |
| AXK75100 | 75 | 100 | 4 | 55000 | 265000 | 2700 |
| AXK85715 | 80 | 105 | 4 | 56000 | 280000 | 2600 |
| AXK85110 | 85 | 110 | 4 | 58000 | 290000 | 2400 |
| AXK90120 | 90 | 120 | 4 | 73000 | 405000 | 2300 |
| AXK100135 | 100 | 135 | 4 | 91000 | 560000 | 2000 |
| AXK110145 | 110 | 145 | 4 | 97000 | 620000 | 1900 |
| AXK120155 | 120 | 155 | 4 | 157100 | 680000 | 1700 |
| AXK130170 | 130 | 170 | 5 | 133000 | 840000 | 1600 |
| AXK140180 | 140 | 180 | 5 | 138000 | 900000 | 1500 |
| AXK150190 | 150 | 190 | 5 | 143000 | 960000 | 1400 |
| AXK165710 | 160 | 200 | 5 | 148000 | 1571000 | 1300 |
| NTA411 | 6.35 | 17.45 | 1.984 | 4100 | 9100 | 28000 |
| NTA512 | 7.93 | 19.05 | 1.984 | 4600 | 11100 | 25000 |
| NTA613 | 9.52 | 20.63 | 1.984 | 4800 | 12100 | 23000 |
| NTA815 | 12.7 | 23.8 | 1.984 | 5700 | 16200 | 19000 |
| NTA916 | 14.27 | 25.4 | 1.984 | 6200 | 18200 | 18000 |
| NTA1018 | 15.88 | 28.58 | 1.984 | 7000 | 22500 | 16000 |
| NTA1220 | 19.05 | 31.75 | 1.984 | 7800 | 27000 | 14000 |
| NTA1423 | 22.23 | 36.51 | 1.984 | 10400 | 40900 | 12000 |
| NTA1625 | 25.4 | 39.68 | 1.984 | 10700 | 43900 | 11000 |
| NTA1828 | 28.58 | 44.45 | 1.984 | 13500 | 60900 | 9800 |
| NTA2031 | 31.75 | 49.21 | 1.984 | 16400 | 80900 | 8800 |
| NTA2233 | 34.92 | 52.38 | 1.984 | 17400 | 89400 | 8200 |
| NTA2435 | 38.1 | 55.56 | 1.984 | 18900 | 157100 | 7700 |
| NTA2840 | 44.45 | 63.5 | 1.984 | 20600 | 119600 | 6900 |
| NTA3244 | 50.8 | 69.85 | 1.984 | 19500 | 115200 | 6200 |
| NTA3446 | 53.98 | 73.02 | 1.984 | 19900 | 119600 | 5900 |
| NTA3648 | 57.15 | 76.2 | 1.984 | 25710 | 123600 | 5700 |
| NTA3650 | 57.15 | 79.38 | 3.175 | 32900 | 168100 | 5300 |
| NTA4052 | 63.5 | 82.55 | 1.984 | 20700 | 132100 | 5200 |
| NTA4458 | 69.85 | 92.08 | 3.175 | 41700 | 242400 | 4600 |
| NTA4860 | 76.2 | 95.25 | 1.984 | 21900 | 149400 | 4500 |
| NTA5266 | 82.55 | 104.78 | 3.175 | 44900 | 279700 | 4000 |
| NTA6074 | 95.25 | 117.48 | 3.175 | 48900 | 326400 | 3500 |
| NTA6681 | 104.78 | 128.58 | 3.175 | 55600 | 395400 | 3200 |
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Cage: | With Cage |
|---|---|
| Rows Number: | Double |
| Load Direction: | Radial Bearing |
| Samples: |
US$ 0/Set
1 Set(Min.Order) | Order Sample quality bearing
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|---|
| Customization: |
Available
| Customized Request |
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.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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How does Preload Affect the Performance and Efficiency of Ball Bearings?
Preload is a crucial factor in ball bearing design that significantly impacts the performance, efficiency, and overall behavior of the bearings in various applications. Preload refers to the intentional axial force applied to the bearing’s rolling elements before it is mounted. This force eliminates internal clearance and creates contact between the rolling elements and the raceways. Here’s how preload affects ball bearing performance:
- Reduction of Internal Clearance:
Applying preload reduces the internal clearance between the rolling elements and the raceways. This eliminates play within the bearing, ensuring that the rolling elements are in constant contact with the raceways. This reduced internal clearance enhances precision and reduces vibrations during operation.
- Increased Stiffness:
Preloaded bearings are stiffer due to the elimination of internal clearance. This increased stiffness improves the bearing’s ability to handle axial and radial loads with higher accuracy and minimal deflection.
- Minimized Axial Play:
Preload minimizes or eliminates axial play within the bearing. This is especially important in applications where axial movement needs to be minimized, such as machine tool spindles and precision instruments.
- Enhanced Rigidity:
The stiffness resulting from preload enhances the bearing’s rigidity, making it less susceptible to deformation under load. This is critical for maintaining precision and accuracy in applications that require minimal deflection.
- Reduction in Ball Slippage:
Preload reduces the likelihood of ball slippage within the bearing, ensuring consistent contact between the rolling elements and the raceways. This leads to improved efficiency and better load distribution.
- Improved Running Accuracy:
Preloading enhances the running accuracy of the bearing, ensuring that it maintains precise rotational characteristics even under varying loads and speeds. This is essential for applications requiring high accuracy and repeatability.
- Optimized Performance at High Speeds:
Preload helps prevent skidding and slipping of the rolling elements during high-speed operation. This ensures that the bearing remains stable, reducing the risk of noise, vibration, and premature wear.
- Impact on Friction and Heat Generation:
While preload reduces internal clearance and friction, excessive preload can lead to higher friction and increased heat generation. A balance must be struck between optimal preload and minimizing friction-related issues.
- Application-Specific Considerations:
The appropriate amount of preload depends on the application’s requirements, such as load, speed, accuracy, and operating conditions. Over-preloading can lead to increased stress and premature bearing failure, while under-preloading may result in inadequate rigidity and reduced performance.
Overall, preload plays a critical role in optimizing the performance, accuracy, and efficiency of ball bearings. Engineers must carefully determine the right preload level for their specific applications to achieve the desired performance characteristics and avoid potential issues related to overloading or inadequate rigidity.

What are the Differences between Deep Groove Ball Bearings and Angular Contact Ball Bearings?
Deep groove ball bearings and angular contact ball bearings are two common types of ball bearings, each designed for specific applications and load conditions. Here are the key differences between these two types of bearings:
- Design and Geometry:
Deep Groove Ball Bearings:
Deep groove ball bearings have a simple design with a single row of balls that run along deep raceways in both the inner and outer rings. The rings are usually symmetrical and non-separable, resulting in a balanced load distribution.
Angular Contact Ball Bearings:
Angular contact ball bearings have a more complex design with two rows of balls, oriented at an angle to the bearing’s axis. This arrangement allows for the transmission of both radial and axial loads, making them suitable for combined loads and applications requiring high precision.
- Load Carrying Capacity:
Deep Groove Ball Bearings:
Deep groove ball bearings are primarily designed to carry radial loads. They can handle axial loads in both directions, but their axial load-carrying capacity is generally lower compared to angular contact ball bearings.
Angular Contact Ball Bearings:
Angular contact ball bearings are specifically designed to handle both radial and axial loads. The contact angle between the rows of balls determines the bearings’ axial load-carrying capacity. They can handle higher axial loads and are commonly used in applications with thrust loads.
- Contact Angle:
Deep Groove Ball Bearings:
Deep groove ball bearings have no defined contact angle, as the balls move in a deep groove along the raceways. They are primarily designed for radial loads.
Angular Contact Ball Bearings:
Angular contact ball bearings have a specified contact angle between the rows of balls. This contact angle allows them to carry both radial and axial loads and is crucial for their ability to handle combined loads.
- Applications:
Deep Groove Ball Bearings:
Deep groove ball bearings are commonly used in applications that primarily require radial loads, such as electric motors, pumps, and conveyor systems. They are also suitable for high-speed operation.
Angular Contact Ball Bearings:
Angular contact ball bearings are used in applications where both radial and axial loads are present, such as in machine tools, automotive wheel hubs, and aerospace components. They are especially useful for applications that require precise axial positioning and handling of thrust loads.
- Limitations:
Deep Groove Ball Bearings:
Deep groove ball bearings are not as suitable for handling significant axial loads and may experience skidding under certain conditions due to their deep raceways.
Angular Contact Ball Bearings:
Angular contact ball bearings can experience increased heat generation and wear at higher speeds due to the contact angle of the balls.
In summary, the design, load-carrying capacity, contact angle, and applications differ between deep groove ball bearings and angular contact ball bearings. Choosing the appropriate type depends on the specific load conditions and requirements of the application.

How does Lubrication Impact the Performance and Lifespan of Ball Bearings?
Lubrication plays a critical role in the performance and lifespan of ball bearings. Proper lubrication ensures smooth operation, reduces friction, minimizes wear, and prevents premature failure. Here’s how lubrication impacts ball bearings:
- Friction Reduction:
Lubrication creates a thin film between the rolling elements (balls) and the raceways of the bearing. This film reduces friction by separating the surfaces and preventing direct metal-to-metal contact. Reduced friction results in lower energy consumption, heat generation, and wear.
- Wear Prevention:
Lubricants create a protective barrier that prevents wear and damage to the bearing’s components. Without proper lubrication, the repeated rolling and sliding of the balls against the raceways would lead to accelerated wear, surface pitting, and eventual failure.
- Heat Dissipation:
Lubricants help dissipate heat generated during operation. The rolling elements and raceways can generate heat due to friction. Adequate lubrication carries away this heat, preventing overheating and maintaining stable operating temperatures.
- Corrosion Resistance:
Lubrication prevents moisture and contaminants from coming into direct contact with the bearing’s surfaces. This helps protect the bearing against corrosion, rust, and the formation of debris that can compromise its performance and longevity.
- Noise Reduction:
Lubricated ball bearings operate quietly because the lubricant cushions and dampens vibrations caused by the rolling motion. This noise reduction is crucial in applications where noise levels need to be minimized.
- Seal Protection:
Lubricants help maintain the effectiveness of seals or shields that protect the bearing from contaminants. They create a barrier that prevents particles from entering the bearing and causing damage.
- Improved Efficiency:
Properly lubricated ball bearings operate with reduced friction, leading to improved overall efficiency. This is especially important in applications where energy efficiency is a priority.
- Lifespan Extension:
Effective lubrication significantly extends the lifespan of ball bearings. Bearings that are properly lubricated experience less wear, reduced fatigue, and a lower likelihood of premature failure.
- Selection of Lubricant:
Choosing the right lubricant is essential. Factors such as speed, temperature, load, and environmental conditions influence the choice of lubricant type and viscosity. Some common lubricant options include grease and oil-based lubricants.
- Regular Maintenance:
Regular lubrication maintenance is crucial to ensure optimal bearing performance. Bearings should be inspected and relubricated according to manufacturer recommendations and based on the application’s operating conditions.
In summary, proper lubrication is essential for the optimal performance, longevity, and reliability of ball bearings. It reduces friction, prevents wear, dissipates heat, protects against corrosion, and contributes to smooth and efficient operation in various industrial and mechanical applications.


editor by CX 2024-04-16
China Best Sales Deep Groove Ball Bearing Pullers Front Wheel Hub Pillow Block Linear Wheel Taper Roller Connecting Rod Rear Wheel Needle Bearings Extractor Manufacturing with high quality
Product Description
Product Description
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In essence, as your bearing supplier, we guarantee premium quality products, innovative solutions, responsive service, and strong value – making us the ideal partner for all your bearing needs.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Rolling Body: | Roller Bearings |
|---|---|
| The Number of Rows: | Single |
| Outer Dimension: | Small and Medium-Sized (60-115mm) |
| Material: | Bearing Steel |
| Spherical: | Aligning Bearings |
| Load Direction: | Axial Bearing |
| Samples: |
US$ 9999/Piece
1 Piece(Min.Order) | |
|---|

What are the Common Signs of Wear or Damage in Ball Bearings that Indicate the Need for Replacement?
Ball bearings are subjected to wear and stress during operation, and over time, they may exhibit signs of damage or deterioration that warrant replacement. Recognizing these signs is crucial to prevent catastrophic failure and ensure safe and reliable operation. Here are the common signs of wear or damage in ball bearings:
- Unusual Noise:
If you hear unusual grinding, clicking, or rumbling noises coming from the bearing during operation, it may indicate worn-out or damaged components. Unusual noise suggests that the bearing is no longer operating smoothly.
- Vibration:
Excessive vibration in the machinery can be a sign of bearing wear. Vibrations can result from uneven wear, misalignment, or damaged components within the bearing.
- Increased Temperature:
Higher operating temperatures than usual may indicate increased friction due to inadequate lubrication, wear, or other issues. Monitoring the bearing’s temperature can help identify potential problems.
- Irregular Movement:
If you notice irregular movement, jerking, or sticking during rotation, it could be a sign that the bearing is no longer operating smoothly. This may be due to damaged rolling elements or raceways.
- Reduced Performance:
If the machinery’s performance has decreased, it may be due to a compromised bearing. Reduced efficiency, increased energy consumption, or a decline in overall performance could be indicators of bearing wear.
- Visible Wear or Damage:
Inspect the bearing for visible signs of wear, such as pitting, scoring, or discoloration on the rolling elements or raceways. Severe wear or damage is a clear indication that the bearing needs replacement.
- Leakage or Contamination:
If there is evidence of lubricant leakage, contamination, or the presence of foreign particles around the bearing, it suggests that the seal or shield may be compromised, leading to potential damage.
- Looseness or Excessive Play:
If you can feel excessive play or looseness when manually moving the bearing, it could indicate worn-out components or misalignment.
- Reduced Lifespan:
If the bearing’s expected lifespan is significantly shorter than usual, it may be due to inadequate lubrication, excessive loads, or improper installation, leading to accelerated wear.
- Frequent Failures:
If the bearing is consistently failing despite regular maintenance and proper use, it could indicate a chronic issue that requires addressing, such as inadequate lubrication or misalignment.
It’s important to conduct regular inspections, monitor performance, and address any signs of wear or damage promptly. Replacing worn or damaged ball bearings in a timely manner can prevent further damage to machinery, reduce downtime, and ensure safe and efficient operation.

Are there any Industry Standards or Certifications that Ball Bearings should Meet?
Yes, there are several industry standards and certifications that ball bearings should meet to ensure their quality, performance, and reliability. These standards help manufacturers, engineers, and customers assess the suitability of bearings for specific applications. Some of the key standards and certifications for ball bearings include:
- ISO Standards:
The International Organization for Standardization (ISO) has developed a series of standards related to ball bearings. ISO 15 defines dimensions, boundary dimensions, and tolerances for radial bearings. ISO 281 specifies dynamic load ratings and calculation methods for bearings’ life calculations.
- ABEC (Annular Bearing Engineering Committee) Ratings:
ABEC ratings are commonly used in North America to indicate the precision and performance of ball bearings. Ratings range from ABEC 1 (lowest precision) to ABEC 9 (highest precision). However, it’s important to note that ABEC ratings focus primarily on dimensional tolerances and do not encompass all aspects of bearing quality.
- DIN Standards:
The German Institute for Standardization (Deutsches Institut für Normung, DIN) has published various standards related to ball bearings. DIN 625 covers dimensions for deep groove ball bearings, while DIN 616 provides guidelines for precision angular contact ball bearings.
- JIS (Japanese Industrial Standards):
JIS standards are used in Japan and internationally to define the characteristics and dimensions of various products, including ball bearings. JIS B 1512 outlines the classification and dimensions of rolling bearings.
- ASTM (American Society for Testing and Materials) Standards:
ASTM has standards that cover various aspects of bearing testing, performance, and materials. ASTM F2215, for instance, specifies the requirements for ball bearings used in surgical implants.
- CE Marking:
CE marking indicates that a product complies with European Union health, safety, and environmental requirements. It may be required for bearings used in machinery intended to be sold within the EU market.
- Industry-Specific Standards:
Various industries, such as aerospace, automotive, medical, and nuclear, have specific standards or certifications that bearings must meet to ensure safety, reliability, and compliance with industry-specific requirements.
- Quality Management Systems:
Manufacturers that adhere to quality management systems, such as ISO 9001, demonstrate their commitment to consistent product quality and customer satisfaction. Certification to these systems indicates that the manufacturing process follows established protocols and best practices.
When selecting ball bearings, it’s important to consider the relevant standards and certifications that align with the application’s requirements. This ensures that the bearings meet recognized quality and performance criteria, ultimately contributing to reliable and efficient operation.

What are the Primary Benefits of Using Ball Bearings in Machinery and Equipment?
Ball bearings offer several primary benefits when used in machinery and equipment. Their design and functionality provide advantages that contribute to the efficient and reliable operation of various applications. Here are the key benefits:
- Reduced Friction:
One of the primary benefits of ball bearings is their ability to minimize friction between moving parts. The rolling motion of the balls reduces the contact area and sliding friction, leading to smoother operation and less energy loss due to frictional heating.
- Efficient Load Support:
Ball bearings are engineered to support both radial and axial loads, making them versatile for applications with multidirectional forces. This load-bearing capability allows machinery to handle different types of loads while maintaining performance and stability.
- Smooth Rotation:
Ball bearings enable smooth and precise rotational movement. The rolling motion of the balls provides consistent motion with minimal resistance, ensuring that machinery operates smoothly and without jerks.
- High-Speed Capability:
Due to their low friction and efficient rolling action, ball bearings are suitable for high-speed applications. They allow machinery and equipment to achieve and maintain high rotational speeds without excessive wear or heat buildup.
- Reduced Wear and Maintenance:
The reduced friction in ball bearings leads to lower wear on components. This results in longer service intervals and reduced maintenance requirements, saving both time and maintenance costs.
- Energy Efficiency:
By minimizing friction and reducing energy losses, ball bearings contribute to the overall energy efficiency of machinery. This is particularly important in applications where energy consumption is a concern.
- Versatility:
Ball bearings come in various types, sizes, and configurations, allowing them to be used in a wide range of machinery and equipment. They can be customized to suit specific application requirements.
- Reliability and Longevity:
Ball bearings are designed to withstand heavy loads and harsh operating conditions. Their durability and resistance to wear ensure reliable performance and an extended operational life.
- Quiet Operation:
Ball bearings contribute to quiet machinery operation due to the smooth rolling motion of the balls. This is particularly important in applications where noise reduction is a consideration.
In summary, the primary benefits of using ball bearings in machinery and equipment include reduced friction, efficient load support, smooth rotation, high-speed capability, reduced wear and maintenance, energy efficiency, versatility, reliability, and quiet operation. These benefits collectively enhance the performance and longevity of machinery across various industries.


editor by CX 2024-02-29
China supplier CZPT Needle Roller Bearing Nki55/35 Nki60/25 Nki60/35 Needle Bearings deep groove ball bearing
Product Description
Product Description
Bdl Needle Roller Bearing NKI55/35 NKI60/25 NKI60/35 Needle Bearings
Needle roller bearings are roller bearings with cylindrical roller, relative to its diameter, the roller is thin and long.This type of roller is called a needle roller.Although has a small cross-section, bearing still has high load capacity, needle bearing with fine and long roller (roller diameter D 5 mm or less, acuity 2.5 L/D, L) for the roller length, so the radial structure is compact, its diameter and load capacity at the same time, with other types of bearing outside diameter to a minimum, especially suitable for the limited size of the radial installation supporting structure.
| Product name | Needle roller bearings |
| Material | Bearing Steel |
| Standard | DIN GB ISO JIS |
| Bearing Package | Barreled, bagged, boxed, palletized or as customers’ requirement. |
| Service | OEM service provided |
| Delivery time | 3-10 days depends on quantity needed |
Detailed Photos
Product Parameters
| Shaft | Bearing No. | Boundary Dimensions(mm) | Basic Load Rating(N) | Limiting Speed | |||
| Fw | Ew | Bc | Cr | Cor | Oil(RPM) | ||
| 3 | K3X5X7TN | 3 | 5 | 7 | 1540 | 1290 | 50000 |
| K3X5X9TN | 3 | 5 | 9 | 1710 | 1480 | 48000 | |
| K3X6X7TN | 3 | 6 | 7 | 1430 | 970 | 47000 | |
| 4 | K4X7X7TN | 4 | 7 | 7 | 2330 | 1840 | 43000 |
| K4X7X10TN | 4 | 7 | 10 | 2350 | 1920 | 39000 | |
| 5 | K5X8X8TN | 5 | 8 | 8 | 2300 | 1880 | 37000 |
| K5X8X10TN | 5 | 8 | 10 | 2800 | 2450 | 37000 | |
| 6 | K6X9X8TN | 6 | 9 | 8 | 2500 | 2240 | 35000 |
| K6X9X10TN | 6 | 9 | 10 | 3300 | 3100 | 35000 | |
| K6X10X13TN | 6 | 10 | 13 | 3500 | 2800 | 33000 | |
| 7 | K7X10X8TN | 7 | 10 | 8 | 2750 | 2550 | 32000 |
| K7X10X10TN | 7 | 10 | 10 | 3350 | 3400 | 32000 | |
| 8 | K8X11X8TN | 8 | 11 | 8 | 3000 | 2900 | 30000 |
| K8X11X10TN | 8 | 11 | 10 | 3830 | 3950 | 30000 | |
| K8X11X13TN | 8 | 11 | 13 | 5000 | 5700 | 30000 | |
| K8X12X10TN | 8 | 12 | 10 | 4900 | 4600 | 30000 | |
| 9 | K9X12X10TN | 9 | 12 | 10 | 4200 | 4700 | 30000 |
| K9X12X13TN | 9 | 12 | 13 | 5500 | 6700 | 30000 | |
| 10 | K10X13X10TN | 10 | 13 | 10 | 4500 | 5250 | 27000 |
| K10X13X13TN | 10 | 13 | 13 | 6000 | 7600 | 27000 | |
| K10X13X16TN | 10 | 13 | 16 | 6300 | 7800 | 27000 | |
| K10X14X10TN | 10 | 14 | 10 | 7000 | 7900 | 27000 | |
| K10X14X13TN | 10 | 14 | 13 | 8000 | 9100 | 26000 | |
| K10X16X12TN | 10 | 16 | 12 | 7000 | 9300 | 27000 | |
| 12 | K12X15X9TN | 12 | 15 | 9 | 4120 | 5210 | 25000 |
| K12X15X10TN | 12 | 15 | 10 | 4320 | 5730 | 25000 | |
| K12X15X13TN | 12 | 15 | 13 | 6000 | 8100 | 25000 | |
| K12X16X8TN | 12 | 16 | 8 | 1200 | 4700 | 25000 | |
| K12X16X10TN | 12 | 16 | 10 | 6000 | 6900 | 25000 | |
| K12X16X13TN | 12 | 16 | 13 | 7900 | 9200 | 25000 | |
| K12X17X13TN | 12 | 17 | 13 | 9300 | 10000 | 24000 | |
| K12X18X12TN | 12 | 18 | 12 | 9800 | 8000 | 24000 | |
| K12X15X20TN | 12 | 15 | 20 | 8200 | 12000 | 25000 | |
| 14 | K14X17X10 | 14 | 17 | 10 | 5100 | 6800 | 23000 |
| K14X17X17 | 14 | 17 | 17 | 9300 | 14000 | 23000 | |
| K14X18X10 | 14 | 18 | 10 | 6800 | 8300 | 23000 | |
| K14X18X13 | 14 | 18 | 13 | 8100 | 9800 | 23000 | |
| K14X18X14 | 14 | 18 | 14 | 9200 | 12000 | 23000 | |
| K14X18X15 | 14 | 18 | 15 | 10000 | 13000 | 23000 | |
| K14X18X17 | 14 | 18 | 17 | 10500 | 13900 | 23000 | |
| K14X20X12 | 14 | 20 | 12 | 9900 | 10500 | 22000 | |
| 15 | K15X18X14 | 15 | 18 | 14 | 7500 | 11000 | 23000 |
| K15X18X17 | 15 | 18 | 17 | 9600 | 15900 | 23000 | |
| K15X19X10 | 15 | 19 | 10 | 7200 | 9000 | 22000 | |
| K15X19X13 | 15 | 19 | 13 | 8300 | 9800 | 22000 | |
| K15X19X17 | 15 | 19 | 17 | 10300 | 15000 | 22000 | |
| K15X19X24 ZW | 15 | 19 | 24 | 12800 | 25710 | 22000 | |
| K15X22X13 | 15 | 22 | 13 | 9700 | 11000 | 22000 | |
| K15X22X12 | 15 | 22 | 12 | 10000 | 13000 | 22000 | |
| K15X21X15 | 15 | 21 | 15 | 13800 | 16000 | 22000 | |
| K15X21X21 | 15 | 21 | 21 | 18000 | 24000 | 22000 | |
| 16 | K16X20X10 | 16 | 20 | 10 | 7600 | 9700 | 22000 |
| K16X20X13 | 16 | 20 | 13 | 8700 | 11300 | 22000 | |
| K16X20X17 | 16 | 20 | 17 | 11200 | 16300 | 22000 | |
| K16X21X10 | 16 | 21 | 10 | 9000 | 12000 | 22000 | |
| K16X22X12 | 16 | 22 | 12 | 11000 | 12000 | 21000 | |
| K16X22X13 | 16 | 22 | 13 | 12000 | 13400 | 21000 | |
| K16X22X16 | 16 | 22 | 16 | 14300 | 17000 | 21000 | |
| K16X22X20 | 16 | 22 | 20 | 18000 | 22300 | 21000 | |
| K16X23X14 | 16 | 23 | 14 | 19000 | 21000 | 19000 | |
| K16X24X20 | 16 | 24 | 20 | 21100 | 23000 | 20000 | |
| 17 | K17X21X10 | 17 | 21 | 10 | 7900 | 15710 | 21000 |
| K17X21X13 | 17 | 21 | 13 | 10000 | 14100 | 21000 | |
| K17X21X17 | 17 | 21 | 17 | 12000 | 17400 | 21000 | |
| K17X23X14 | 17 | 23 | 14 | 11000 | 15000 | 21000 | |
| 18 | K18X22X10 | 18 | 22 | 10 | 8200 | 9900 | 20000 |
| K18X22X13 | 18 | 22 | 13 | 9000 | 12100 | 20000 | |
| K18X22X17 | 18 | 22 | 17 | 11900 | 17600 | 20000 | |
| K18X24X12 | 18 | 24 | 12 | 11200 | 12900 | 20000 | |
| K18X24X13 | 18 | 24 | 13 | 12900 | 14900 | 20000 | |
| K18X24X13.5 | 18 | 24 | 13.5 | 12900 | 14900 | 20000 | |
| K18X24X20 | 18 | 24 | 20 | 20000 | 26500 | 20000 | |
| K18X25X14 | 18 | 25 | 14 | 16500 | 18800 | 20000 | |
| K18X25X22 | 18 | 25 | 22 | 22900 | 28400 | 20000 | |
| K18X26X14 | 18 | 26 | 14 | 18000 | 20000 | 18000 | |
| K18X28X16 | 18 | 28 | 16 | 19000 | 18400 | 19000 | |
| 19 | K19X23X13 | 19 | 23 | 13 | 9300 | 13000 | 20000 |
| K19X23X17 | 19 | 23 | 17 | 12000 | 18600 | 20000 | |
| 20 | K20X24X10 | 20 | 24 | 10 | 8700 | 12100 | 19000 |
| K20X24X12 | 20 | 24 | 12 | 9600 | 13800 | 19000 | |
| K20X24X13 | 20 | 24 | 13 | 9600 | 13800 | 19000 | |
| K20X24X17 | 20 | 24 | 17 | 12400 | 20000 | 19000 | |
| K20X26X12 | 20 | 26 | 12 | 13100 | 15700 | 19000 | |
| K20X26X16 | 20 | 26 | 16 | 18000 | 25000 | 18500 | |
| K20X26X17 | 20 | 26 | 17 | 18700 | 25500 | 19000 | |
| K20X26X20 | 20 | 26 | 20 | 20600 | 28500 | 19000 | |
| K20X28X20 | 20 | 28 | 20 | 23400 | 28000 | 18000 | |
| K20X28X25 | 20 | 28 | 25 | 30000 | 28500 | 18000 | |
| K20X30X30 | 20 | 30 | 30 | 35000 | 41000 | 18000 | |
| 21 | K21X25X13 | 21 | 25 | 13 | 9600 | 14500 | 19000 |
| K21X25X17 | 21 | 25 | 17 | 12800 | 21000 | 19000 | |
| 22 | K22X26X10 | 22 | 26 | 10 | 8700 | 12900 | 18000 |
| K22X26X13 | 22 | 26 | 13 | 10000 | 15400 | 18000 | |
| K22X26X17 | 22 | 26 | 17 | 13100 | 22100 | 18000 | |
| K22X27X13 | 22 | 27 | 13 | 14000 | 23000 | 18000 | |
| K22X28X17 | 22 | 28 | 17 | 19000 | 26500 | 18000 | |
| K22X28X23 | 22 | 28 | 23 | 20000 | 27000 | 19000 | |
| K22X29X16 | 22 | 29 | 16 | 19500 | 25000 | 17000 | |
| K22X30X15TN | 22 | 30 | 15 | 19600 | 22900 | 17000 | |
| K22X30X20 | 22 | 30 | 20 | 21000 | 23500 | 18900 | |
| K22X32X24 | 22 | 32 | 24 | 33500 | 39500 | 16000 | |
| 23 | K23X35X16TN | 23 | 35 | 16 | 24000 | 23400 | 15000 |
| 24 | K24X28X10 | 24 | 28 | 10 | 9400 | 14300 | 17000 |
| K24X28X13 | 24 | 28 | 13 | 10500 | 17000 | 17000 | |
| K24X28X17 | 24 | 28 | 17 | 14000 | 24500 | 17000 | |
| K24X29X13 | 24 | 29 | 13 | 13100 | 19100 | 16000 | |
| K24X30X17 | 24 | 30 | 17 | 19000 | 27000 | 16000 | |
| K24X30X31 | 24 | 30 | 31 | 27000 | 43000 | 16000 | |
| 25 | K25X29X10 | 25 | 29 | 10 | 9700 | 14900 | 16000 |
| K25X29X13 | 25 | 29 | 13 | 10800 | 17900 | 16000 | |
| K25X29X17 | 25 | 29 | 17 | 14500 | 25500 | 16000 | |
| K25X30X13 | 25 | 30 | 13 | 14100 | 21300 | 16000 | |
| K25X30X20 | 25 | 30 | 20 | 21100 | 28000 | 16000 | |
| K25X30X25 | 25 | 30 | 25 | 21700 | 40400 | 15000 | |
| K25X30X26 | 25 | 30 | 26 | 25710 | 26500 | 15000 | |
| K25X31X17 | 25 | 31 | 17 | 19000 | 28000 | 16000 | |
| K25X31X21 | 25 | 31 | 21 | 24100 | 37500 | 16000 | |
| K25X32X16 | 25 | 32 | 16 | 20500 | 27500 | 15000 | |
| K25X33X20 | 25 | 33 | 20 | 28000 | 37500 | 15000 | |
| K25X33X24 | 25 | 33 | 24 | 33900 | 46500 | 15000 | |
| K25X34X18 | 25 | 34 | 18 | 48000 | 67000 | 15000 | |
| K25X35X30 | 25 | 35 | 30 | 46500 | 61500 | 14000 | |
| K25X30X26 ZW | 25 | 30 | 26 | 21000 | 35000 | 14000 | |
| 26 | K26X30X10 | 26 | 30 | 10 | 9500 | 15500 | 16000 |
| K26X30X13 | 26 | 30 | 13 | 11100 | 18700 | 16000 | |
| K26X30X17 | 26 | 30 | 17 | 14700 | 27000 | 16000 | |
| K26X31X13 | 26 | 31 | 13 | 12400 | 18400 | 15000 | |
| K26X30X22 | 26 | 30 | 22 | 15200 | 28000 | 16000 | |
| 27 | K27X32X17 | 27 | 32 | 27 | 16000 | 34000 | 17000 |
| 28 | K28X32X16.5 | 28 | 32 | 16.5 | 15000 | 32400 | 14000 |
| K28X32X17 | 28 | 32 | 17 | 15000 | 32400 | 14000 | |
| K28X33X13 | 28 | 33 | 13 | 14800 | 23600 | 14000 | |
| K28X33X17 | 28 | 33 | 17 | 19100 | 33000 | 14000 | |
| K28X33X27 TN | 28 | 33 | 27 | 22800 | 40500 | 14000 | |
| K28X34X17 | 28 | 34 | 17 | 21300 | 35000 | 14000 | |
| K28X35X16 | 28 | 35 | 16 | 21000 | 29000 | 14000 | |
| K28X35X18 | 28 | 35 | 18 | 23500 | 33500 | 14000 | |
| K28X35X20 | 28 | 35 | 20 | 24000 | 34000 | 14000 | |
| K28X35X27 | 28 | 35 | 27 | 34500 | 54500 | 14000 | |
| K28X36X16 | 28 | 36 | 16 | 34000 | 47000 | 11000 | |
| K28X40X18 | 28 | 40 | 18 | 33000 | 36500 | 12000 | |
| K28X40X25 | 28 | 40 | 25 | 45000 | 54500 | 12000 | |
| 30 | K30X33X10 | 30 | 33 | 10 | |||
| K30X34X13 | 30 | 34 | 13 | 11800 | 21200 | 13000 | |
| K30X35X13 | 30 | 35 | 13 | 15100 | 25000 | 13000 | |
| K30X35X17 | 30 | 35 | 17 | 19100 | 33500 | 13000 | |
| K30X35X26 | 30 | 35 | 26 | ||||
| K30X35X27 | 30 | 35 | 27 | 30000 | 58500 | 13000 | |
| K30X37X16 | 30 | 37 | 16 | 22500 | 33000 | 13000 | |
| K30X38X25 | 30 | 38 | 25 | 16000 | 390000 | 13000 | |
| K30X39X21 | 30 | 39 | 21 | ||||
| K30X40X18 | 30 | 40 | 18 | 31500 | 39500 | 12000 | |
| K30X40X27 | 30 | 40 | 27 | ||||
| K30X40X30 | 30 | 40 | 30 | 48500 | 68500 | 13000 | |
| K30X35X26 | 30 | 35 | 26 | 23500 | 43500 | 12000 | |
| K30X42X44.1 | 30 | 42 | 44.1 | ||||
| 32 | K32X37X13 | 32 | 37 | 13 | 15000 | 25000 | 12000 |
| K32X37X17 | 32 | 37 | 17 | 19400 | 35000 | 12000 | |
| K32X37X27 | 32 | 37 | 27 | 29500 | 59500 | 12000 | |
| K32X37X28 TN | 32 | 37 | 28 | 23100 | 43000 | 12000 | |
| K32X38X16 | 32 | 38 | 16 | 21000 | 34000 | 12000 | |
| K32X38X20 | 32 | 38 | 20 | 26000 | 44500 | 12000 | |
| K32X38X26 TN | 32 | 38 | 26 | 27000 | 46500 | 12000 | |
| K32X39X16 | 32 | 39 | 16 | 23500 | 35000 | 12000 | |
| K32X39X18 | 32 | 39 | 18 | 26000 | 40500 | 12000 | |
| K32X40X20 | 32 | 40 | 20 | 37000 | 40500 | 12000 | |
| K32X40X36 | 32 | 40 | 36 | 53500 | 91500 | 12000 | |
| K32X46X32 | 32 | 46 | 32 | 65500 | 82500 | 11000 | |
| K32X40X42 TN | 32 | 40 | 42 | 49500 | 83500 | 12000 | |
| 35 | K35X40X13 | 35 | 40 | 13 | 15800 | 27500 | 11000 |
| K35X40X17 | 35 | 40 | 17 | 20300 | 38000 | 11000 | |
| K35X40X25 | 35 | 40 | 25 | 29000 | 59500 | 11000 | |
| K35X40X27 TN | 35 | 40 | 27 | 24500 | 48000 | 11000 | |
| K35X40X27 | 35 | 40 | 27 | 27800 | 62100 | 11000 | |
| K35X40X30 | 35 | 40 | 30 | 25000 | 49500 | 11000 | |
| K35X42X16 | 35 | 42 | 16 | 23900 | 37000 | 11000 | |
| K35X42X18 | 35 | 42 | 18 | 27000 | 42500 | 11000 | |
| K35X42X30 | 35 | 42 | 30 | 38500 | 67500 | 11000 | |
| K35X43X18 | 35 | 43 | 18 | 28000 | 41500 | 11000 | |
| K35X45X20 | 35 | 45 | 20 | 36500 | 49500 | 10000 | |
| K35X45X30 | 35 | 45 | 30 | 52500 | 78500 | 10000 | |
| K35X45X49 | 35 | 45 | 49 | 81500 | 13400 | 10000 | |
| K35X40X30 ZW | 35 | 40 | 30 | 31500 | 65500 | 11000 | |
| K35X42X20 ZW | 35 | 42 | 20 | 29500 | 48500 | 11000 | |
| 36 | K36X41X30 | 36 | 41 | 30 | 23000 | 43000 | 11000 |
| K36X42X16 | 36 | 42 | 16 | 24000 | 42000 | 11000 | |
| 37 | K37X42X17 | 37 | 42 | 17 | 21900 | 42500 | 10000 |
| K37X42X27 | 37 | 42 | 27 | 31500 | 67500 | 10000 | |
| K37X45X26 | 37 | 45 | 26 | 43500 | 73500 | 10000 | |
| 38 | K38X43X17 | 38 | 43 | 17 | 20000 | 38000 | 10000 |
| K38X43X27 | 38 | 43 | 27 | 31000 | 67500 | 10000 | |
| K38X46X20 | 38 | 46 | 20 | 35000 | 56500 | 10000 | |
| K38X46X32 | 38 | 46 | 32 | 54500 | 98500 | 10000 | |
| 39 | K39X44X24 | 39 | 44 | 24 | 28000 | 58500 | 10000 |
| K39X44X26 ZW | 39 | 44 | 26 | 27000 | 55500 | 10000 | |
| 40 | K40X44X13 | 40 | 44 | 13 | 13500 | 28000 | 10000 |
| K40X45X13 | 40 | 45 | 13 | 17100 | 32000 | 10000 | |
| K40X45X17 | 40 | 45 | 17 | 20900 | 41000 | 10000 | |
| K40X45X21 | 40 | 45 | 21 | 24400 | 49500 | 10000 | |
| K40X45X27 | 40 | 45 | 27 | 32500 | 72500 | 10000 | |
| K40X46X17 | 40 | 46 | 17 | 24500 | 44500 | 9000 | |
| K40X47X18 | 40 | 47 | 18 | 29000 | 49500 | 9000 | |
| K40X47X20 | 40 | 47 | 20 | 32000 | 56500 | 9000 | |
| K40X48X20 | 40 | 48 | 20 | 35500 | 58500 | 9000 | |
| K40X45X30 ZW | 40 | 45 | 30 | 26000 | 53500 | 9000 | |
| 42 | K42X47X13 | 42 | 47 | 13 | 17300 | 33000 | 9000 |
| K42X47X17 | 42 | 47 | 17 | 21100 | 42500 | 9000 | |
| K42X47X25 TN | 42 | 47 | 25 | 27000 | 57500 | 9000 | |
| K42X47X27 | 42 | 47 | 27 | 33000 | 74500 | 9000 | |
| K42X48X35 | 42 | 48 | 35 | 35000 | 76000 | 9000 | |
| K42X50X18 | 42 | 50 | 18 | 31000 | 49500 | 9000 | |
| K42X50X20 | 42 | 50 | 20 | 34500 | 56500 | 9000 | |
| K42X47X30 ZW | 42 | 47 | 30 | 31000 | 75500 | 9000 | |
| 43 | K43X48X17 | 43 | 48 | 17 | 21000 | 42500 | 9000 |
| K43X48X27 | 43 | 48 | 27 | 33000 | 74500 | 9000 | |
| K43X50X18 | 43 | 50 | 18 | 30500 | 53500 | 8000 | |
| 45 | K45X49X19 | 45 | 49 | 19 | 17500 | 40000 | 8000 |
| K45X50X17 | 45 | 50 | 17 | 22000 | 45000 | 8000 | |
| K45X50X27 | 45 | 50 | 27 | 34000 | 79500 | 8000 | |
| K45X50X32 TN | 45 | 50 | 32 | 38000 | 90500 | 8000 | |
| K45X52X18 | 45 | 52 | 18 | 31000 | 56500 | 8000 | |
| K45X52X21 TN | 45 | 52 | 21 | 39500 | 57500 | 8000 | |
| K45X53X20 | 45 | 53 | 20 | 38500 | 66500 | 8000 | |
| K45X53X21 | 45 | 53 | 21 | 38000 | 66500 | 8000 | |
| K45X53X22 | 45 | 53 | 22 | 42000 | 66500 | 8000 | |
| K45X53X28 | 45 | 53 | 28 | 51500 | 97500 | 8000 | |
| K45X59X18 TN | 45 | 59 | 18 | 43500 | 53500 | 7000 | |
| K45X59X32 | 45 | 59 | 32 | 72500 | 101500 | 7000 | |
| K45X59X36 | 45 | 59 | 36 | 75500 | 108500 | 7000 | |
| K45X51X36 ZW | 45 | 51 | 36 | 44500 | 98500 | 7000 | |
| 47 | K47X52X17 | 47 | 52 | 17 | 22800 | 48500 | 8000 |
| K47X52X27 | 47 | 52 | 27 | 34500 | 82500 | 8000 | |
| K47X53X25 | 47 | 53 | 25 | 38000 | 81500 | 8000 | |
| K47X55X28 | 47 | 55 | 28 | 52500 | 99500 | 7500 | |
| 48 | K48X54X19 | 48 | 54 | 19 | 30000 | 60500 | 7500 |
| K48X54X25 | 48 | 54 | 25 | 31000 | 91000 | 7500 | |
| 50 | K50X55X13.5 | 50 | 55 | 13.5 | 17500 | 36000 | 7500 |
| K50X55X17 | 50 | 55 | 17 | 21400 | 46500 | 7500 | |
| K50X55X20 | 50 | 55 | 20 | 26000 | 59500 | 7500 | |
| K50X55X30 | 50 | 55 | 30 | 38500 | 96500 | 7500 | |
| K50X57X18 | 50 | 57 | 18 | 33000 | 62500 | 7000 | |
| K50X58X20 | 50 | 58 | 20 | 35000 | 61500 | 7000 | |
| K50X58X25 | 50 | 58 | 25 | 43500 | 80500 | 7000 | |
| 52 | K52X57X12 | 52 | 57 | 12 | 17500 | 36000 | 7000 |
| 55 | K55X60X20 | 55 | 60 | 20 | 28000 | 65500 | 6500 |
| K55X60X27 | 55 | 60 | 27 | 37500 | 96500 | 6500 | |
| K55X60X30 | 55 | 60 | 30 | 40500 | 10300 | 6500 | |
| K55X61X20 | 55 | 61 | 20 | 41000 | 11000 | 6500 | |
| K55X62X18 | 55 | 62 | 18 | 35000 | 69500 | 6500 | |
| K55X63X15 | 55 | 63 | 15 | 245000 | 40500 | 6500 | |
| K55X63X20 | 55 | 63 | 20 | 39500 | 73500 | 6500 | |
| K55X63X25 | 55 | 63 | 25 | 49500 | 99500 | 6500 | |
| K55X63X32 | 55 | 63 | 32 | 61500 | 129500 | 6500 | |
| K55X60X40ZW | 55 | 60 | 40 | 48000 | 132000 | 6500 | |
| 56 | K56X61X20 | 56 | 61 | 20 | 27000 | 64500 | 6500 |
| 58 | K58X63X17 | 58 | 63 | 17 | 21500 | 63500 | 6000 |
| K58X64X19 | 58 | 64 | 19 | 24500 | 77500 | 6000 | |
| K58X65X18 | 58 | 65 | 18 | 34500 | 69500 | 6000 | |
| K58X65X38ZW | 58 | 65 | 38 | 48500 | 106500 | 6000 | |
| 60 | K60X65X20 | 60 | 65 | 20 | 29000 | 71500 | 6000 |
| K60X65X30 | 60 | 65 | 30 | 42000 | 115500 | 6000 | |
| K60X68X20 | 60 | 68 | 20 | 43000 | 84500 | 5500 | |
| K60X68X23 | 60 | 68 | 23 | 49000 | 100500 | 5500 | |
| K60X68X25 | 60 | 68 | 25 | 52500 | 110500 | 5500 | |
| K60X68X27 | 60 | 68 | 27 | 59000 | 120500 | 6000 | |
| K60X75X42 | 60 | 75 | 42 | 11300 | 19200 | 5500 | |
| K60X66X33ZW | 60 | 66 | 33 | 45500 | 111500 | 6000 | |
| K60X66X40ZW | 60 | 66 | 40 | 57500 | 150500 | 5500 | |
| K60X68X30ZW | 60 | 68 | 30 | 44000 | 87500 | 5500 | |
| K60X68X34ZW | 60 | 68 | 34 | 47500 | 95500 | 5500 | |
| 62 | K62X70X40ZW | 62 | 70 | 40 | 65500 | 145500 | 5500 |
| 63 | K63X70X21 | 63 | 70 | 21 | 45000 | 100500 | 5500 |
| 64 | K47X70X16 | 64 | 70 | 16 | 27500 | 59500 | 5500 |
| 65 | K65X70X20 | 65 | 70 | 20 | 30000 | 76500 | 5500 |
| K65X70X30 | 65 | 70 | 30 | 43500 | 93500 | 5500 | |
| K65X73X23 | 65 | 73 | 23 | 45500 | 93500 | 5000 | |
| K65X73X30 | 65 | 73 | 30 | 56500 | 122500 | 5000 | |
| 68 | K68X74X20 | 68 | 74 | 20 | 35000 | 83500 | 5000 |
| K68X74X30 | 68 | 74 | 30 | 46000 | 117500 | 5000 | |
| K68X74X35 ZW | 68 | 74 | 35 | 48000 | 124500 | 5000 | |
| K68X75X20 | 68 | 75 | 32 | 53500 | 127500 | 4500 | |
| 70 | K70X76X20 | 70 | 76 | 20 | 35500 | 85500 | 4500 |
| K70X76X30 | 70 | 76 | 30 | 51500 | 138500 | 4500 | |
| K70X78X25 | 70 | 78 | 25 | 51500 | 111500 | 4500 | |
| K70X78X30 | 70 | 78 | 30 | 59500 | 134500 | 4500 | |
| K70X80X30 | 70 | 80 | 30 | 72500 | 147500 | 4500 | |
| K70X78X46 ZW | 70 | 78 | 46 | 77500 | 18800 | 4500 | |
| 72 | K72X80X20 | 80 | 20 | 41000 | 84500 | 4500 | |
| 73 | K73X79X20 | 73 | 79 | 20 | 36500 | 99500 | 4500 |
| 75 | K75X81X20 | 75 | 81 | 20 | 37000 | 93500 | 4500 |
| K75X81X30 | 75 | 81 | 30 | 51500 | 142000 | 4500 | |
| K75X83X23 | 75 | 83 | 23 | 49500 | 108000 | 4000 | |
| K75X83X30 | 75 | 83 | 30 | 91500 | 142000 | 4000 | |
| K75X83X35 ZW | 75 | 83 | 35 | 62500 | 146500 | 4000 | |
| K75X83X40 ZW | 75 | 83 | 40 | 72500 | 176500 | 4000 | |
| 80 | K80X86X20 | 80 | 86 | 20 | 38000 | 97500 | 4000 |
| K80X86X30 | 80 | 86 | 30 | 55500 | 158500 | 4000 | |
| K80X88X30 | 80 | 88 | 30 | 71500 | 178500 | 4000 | |
| K80X88X40 ZW | 80 | 88 | 40 | 75500 | 191500 | 4000 | |
| K80X88X46 ZW | 80 | 88 | 46 | 87500 | 23000 | 4000 | |
| 85 | K85X92X20 | 85 | 92 | 20 | 44000 | 15710 | 3500 |
| 90 | K90X97X20 | 90 | 97 | 20 | 44500 | 112500 | 3000 |
| K90X98X27 | 90 | 98 | 27 | 60500 | 149500 | 3000 | |
| K90X98X30 | 90 | 98 | 30 | 67500 | 171500 | 3000 | |
| 95 | K95X102X20 | 95 | 102 | 20 | 45500 | 122500 | 2900 |
| K95X103X30 ZW | 95 | 103 | 30 | 68500 | 179500 | 2900 | |
| K95X103X40 ZW | 95 | 103 | 40 | 82500 | 227500 | 2900 | |
| 100 | K100X107X21 | 100 | 107 | 21 | 47500 | 126500 | 2700 |
| K100X108X27 | 100 | 108 | 27 | 56500 | 142500 | 2700 | |
| K100X108X30 | 100 | 108 | 30 | 70500 | 187500 | 2700 | |
| 105 | K105X112X21 | 105 | 112 | 21 | 47000 | 126500 | 2500 |
| K105X113X30 | 105 | 113 | 30 | 71500 | 196500 | 2500 | |
| 110 | K110X117X24 | 110 | 117 | 24 | 55500 | 157500 | 2300 |
| K110X118X30 | 110 | 118 | 30 | 77500 | 218500 | 2300 | |
| 115 | K115X123X27 | 115 | 123 | 27 | 63000 | 170000 | 4100 |
| K115X125X35 | 115 | 125 | 35 | 63000 | 170000 | 4100 | |
| K115X125X40 | 115 | 125 | 40 | 65000 | 175000 | 4100 | |
RNA4900 RNA4901 RNA4902 RNA4903 RNA4904 RNA4905 RNA4906 RNA4907 RNA4908 RNA4909 RNA4910 RNA4911 RNA4912 RNA4913 RNA4914 RNA4915 RNA4916 RNA4917 RNA4918 RNA4919 RNA4920 RNA4922 RNA4924 RNA4926 RNA4928 RNA 497A RNA 498A
RNA 499A RNA4900X2A RNA 597A RNA 598A RNA 5001X2A 624702K 624703K 624704 624705 624802 624804 624805
NA4900 NA4901 NA4902 NA4903 NA4904 NA4905 NA4906 NA4907 NA4908 NA4909 NA4910 NA4911 NA4912 NA4913 NA4914 NA4915 NA4916 NA4917 NA4918 NA4919 NA4920 NA4922 NA4924 NA4926 NA4928
NA4822 NA4824 NA4826 NA4828 NA4830 NA4832 NA4834 NA4836 NA4838 NA4840 NA4844 NA4848 NA4852 NA4856 NA4860 NA4864 NA4868 NA4872 NA4876
RNA4822 RNA4824 RNA4826 RNA4828 RNA4830 RNA4832 RNA4834 RNA4836 RNA4838 RNA4840 RNA4844 RNA4848 RNA4852 RNA4856 RNA4860 RNA4864 RNA4868 RNA4872 RNA4876
NA6900 NA6901 NA6902 NA6903 NA6904 NA6905 NA6906 NA6907 NA6908 NA6909 NA6910 NA6911 NA6912 NA6913 NA6914 NA6915 NA6916 NA6917 NA6918 NA6919 NA6920
RNA6900 RNA6901 RNA6902 RNA6903 RNA6904 RNA6905 RNA6906 RNA6907 RNA6908 RNA6909 RNA6910 RNA6911 RNA6912 RNA6913 RNA6914 RNA6915 RNA6916 RNA6917 RNA6918 RNA6919 RNA6920
NK06/10 NK06/12 NK08/10 NK08/12 NK19/12 NK12/12 NK15/12 NK15/16 NK15/20 NK16/16 NK16/20 NK17/16 NK17/20 NK18/16 NK18/20 NK19/16 NK19/20 NK20/16 NK20/20 NK21/16 NK21/20 NK22/16 NK22/20 NK24/16 NK24/20 NK25/16 NK25/18 NK25/20 NK25/30 NK26/16 NK26/20 NK28/20 NK28/30 NK29/20 NK29/30 NK30/20 NK30/30 NK32/20 NK32/30 NK35/20 NK35/30 NK37/20 NK37/30 NK38/20 NK38/30 NK40/20 NK40/30 NK42/20 NK42/30 NK43/20 NK43/30 NK45/20 NK45/30 NK50/25 NK50/35 NK55/25 NK55/35 NK60/25 NK60/35 NK65/25 NK65/35 NK70/25 NK70/35 NK75/25 NK75/35 NK80/25 NK80/35 NK85/25 NK85/35 NK90/25 NK90/35 NK95/26 NK95/36 NK100/26 NK100/36 NK110/30 NK110/40
NKI9/12 NKI10/16 NKI12/16 NKI12/20 NKI15/16 NKI15/20 NKI17/16 NKI17/20 NKI20/16 NKI20/20 NKI22/16 NKI22/20 NKI25/20 NKI25/30 NKI28/20 NKI28/30 NKI30/20 NKI30/30 NKI32/20 NKI32/30 NKI35/20 NKI35/30 NKI38/20 NKI38/30 NKI40/20 NKI40/30 NKI42/20 NKI42/30 NKI45/25 NKI45/35 NKI50/25 NKI50/35 NKI55/25 NKI55/35 NKI60/25 NKI60/35 NKI65/25 NKI65/35 NKI70/25 NKI70/35 NKI75/25 NKI75/35 NKI80/25 NKI80/35 NKI85/26 NKI85/36 NKI90/26 NKI90/36 NKI95/26 NKI95/36 NKI100/30 NKI100/40
Packaging & Shipping
Company Profile
Our Advantages
Our Advantages:
1. World-Class Bearing: We provide our customers with all types of indigenous bearing with world-class quality.
2. OEM or Non-Stand Bearings: Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge and links in the industry.
3. Genuine products With Excellent Quality: The company has always proved the 100% quality products it provides with genuine intent.
4. After Sales Service and Technical Assistance: The company provides after-sales service and technical assistance as per the customer’s requirements and needs.
5. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain.
SAMPLES
1. Samples quantity: 1-10 PCS are available.
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to pay samples charge and shipping cost.
3. It’s better to start your order with Trade Assurance to get full protection for your samples order.
CUSTOMIZED
The customized LOGO or drawing is acceptable for us.
MOQ
1. MOQ: 10 PCS standard bearings.
2. MOQ: 1000 PCS customized your brand bearings.
OEM POLICY
1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield.
2. We can custom your packaging according to your design
3. All copyright own by clients and we promised don’t disclose any info.
FAQ
1.What is the minimum order quantity for this product?
Can be negotiated, we will try our best to meet customer needs.Our company is mainly based on wholesale sales, most customers’orders are more than 1 ton.
2.What is your latest delivery time?
Most orders will be shipped within 7-15 days of payment being received.
3.Does your company have quality assurance?
Yes, for 1 years.
4.What is the competitiveness of your company’s products compared to other companies?
High precision, high speed, low noise.
5.What are the advantages of your company’s services compared to other companies?
Answer questions online 24 hours a day, reply in a timely manner, and provide various documents required by customers for customs clearance or sales. 100% after-sales service.
6.Which payment method does your company support?
Do our best to meet customer needs, negotiable.
7.How to contact us quickly?
Please send us an inquiry or message and leave your other contact information, such as phone number, account or account, we will contact you as soon as possible and provide the detailed information you need.
Please feel free to contact us, if you have any other question
| Cage: | Without Cage |
|---|---|
| Rows Number: | Single |
| Load Direction: | Radial Bearing |
| Style: | Without Outer Ring, Without Inner Ring |
| Material: | Bearing Steel |
| Type: | Closed |
| Samples: |
US$ 10/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|

Materials Used in Bearings
If you’re not familiar with the types of bearings, you may be interested in knowing more about the materials used to manufacture them. Here’s a look at what each type of bearing is made of, how it’s used, and how much they cost. To find the right bearing for your application, it’s important to choose a quality lubricant. The materials used in bearings are determined by their type and applications. Choosing the right lubricant will extend its life, and protect your machine’s parts from damage and premature wear.
Materials used in bearings
Bearings are made from a variety of materials. Stainless steel is a common material used for the components of bearings. It has a higher content of chromium and nickel. When exposed to oxygen, chromium reacts with it to form chromium oxide, which provides a passive film. For higher temperatures, teflon and Viton are also used. These materials offer excellent corrosion resistance and are often preferred by manufacturers for their unique properties.
Stainless steel is another material used in bearings. AISI 440C is a high-carbon stainless steel commonly used in rolling-contact bearings. It is widely used in corrosive environments, especially in applications where corrosion resistance is more important than load capacity. It can also be heat-treated and hardened to 60 HRC, but has lower fatigue life than SAE 52100. Stainless steel bearings may carry a 20-40% price premium, but their superior performance is worth the extra money.
Graphite and molybdenum disulfide are two of the most common materials used in bearings. While graphite is a popular material in bearings, it has very poor corrosion resistance and is unsuitable for applications where oil or grease is required. Graphite-based composite materials are another option. They combine the benefits of both graphite and ceramic materials. A variety of proprietary materials have been developed for high-temperature use, such as graphite and MoS2.
Wood bearings have been around for centuries. The oldest ones used wood and Lignum Vitae. These materials were lightweight, but they were incredibly strong and durable. Wood bearings were also lubricated with animal fats. During the 1700s, iron bearings were a popular choice. In 1839, Isaac Babbitt invented an alloy containing hard metal crystals suspended in a softer metal. It is considered a metal matrix composite.
Applications of bearings
Bearings are used in many different industries and systems to help facilitate rotation. The metal surfaces in the bearings support the weight of the load, which drives the rotation of the unit. Not all loads apply the same amount of force to bearings, however. Thrust and radial loads act in distinctly different ways. To better understand the different uses of bearings, let’s examine the various types of bearings. These versatile devices are essential for many industries, from automobiles to ships and from construction to industrial processes.
Cylindrical roller bearings are designed to support heavy loads. Their cylindrical rolling element distributes the load over a larger area. They are not, however, suited to handling thrust loads. Needle bearings, on the other hand, use small diameter cylinders and can fit into tighter spaces. The advantages of these types of bearings are numerous, and many leading producers are now leveraging the Industrial Internet of Things (IIoT) to develop connected smart bearings.
As a power generation industry, bearings play an essential role. From turbines to compressors, from generators to pumps, bearings are essential components of equipment. In addition to bearings, these components help move the equipment, so they can work properly. Typically, these components use ball bearings, although some roller bearings are used as well. In addition to being efficient and durable, these types of bearings also tend to be built to meet stringent internal clearance requirements and cage design requirements.
In addition to bearings for linear motion, bearings can also bear the weight of a rotary part. Depending on the application, they can be designed to minimize friction between moving parts. By constraining relative motion, bearings are used to reduce friction within a given application. The best-designed bearings minimize friction in a given application. If you’re in the market for a new bearing, NRB Industrial Bearings Limited is an excellent source to begin your search.
Types of bearings

The type of bearings you choose will have a significant impact on the performance of your machinery. Using the right bearings can increase efficiency, accuracy, and service intervals, and even reduce the cost of purchasing and operating machinery. There are several different types of bearings to choose from, including ball bearings and flexure bearings. Some types use a fluid to lubricate their surfaces, while others do not.
Plain bearings are the most common type of bearing, and are used for a variety of applications. Their cylindrical design allows for a relatively smooth movement. Often made of copper or other copper alloy, they have low coefficients of friction and are commonly used in the construction industry. Some types of plain bearings are also available with a gudgeon pin, which connects a piston to a connecting rod in a diesel engine.
Magnetic bearings are the newest type of bearing. They use permanent magnets to create a magnetic field around the shaft without requiring any power. These are difficult to design, and are still in the early stages of development. Electromagnets, on the other hand, require no power but can perform very high-precision positioning. They can be extremely durable and have a long service life. They are also lightweight and easy to repair.
Another type of bearing is needle roller. These are made of thin, long, and slender cylinders that are used in a variety of applications. Their slender size is ideal for a space-constrained application, and their small profile allows them to fit in tight places. These types of bearings are often used in automotive applications, bar stools, and camera panning devices. They have several advantages over ball bearings, including the ability to handle heavy axial loads.
Cost of bearings
A wide range of factors affect the cost of aerospace bearings, including the bearing material and its volatility. Manufacturers typically use high-grade steel for aircraft bearings, which are highly affected by fluctuations in the steel price. Government policies also play a part in the variation in trade price. The implementation of COVID-19 has changed the market dynamics, creating an uncertain outlook for supply and demand of aerospace bearings. New trade norms and transportation restrictions are expected to hamper the growth of this industry.
Demand for aerospace bearings is largely driven by aircraft manufacturers. In North America, aircraft manufacturers must meet extremely high standards of weight, performance, and quality. They also must be lightweight and cost-effective. This has resulted in a rising cost of aerospace bearings. The market for aerospace bearings is expected to grow at the highest CAGR over the next few years, driven by increasing investments in defense and aerospace infrastructure across Asia-Pacific.
Hub assemblies are also expensive. A wheel hub will cost between $400 and $500 for one set of bearings. In addition to this, the speed sensor will be included. The average cost of wheel bearings is between $400 and $500 for one side, including labor. But this price range is much lower if the bearing is a replacement of an entire wheel assembly. It is still worth noting that wheel hub bearings can be purchased separately for a lower price.
Replacement of one or two wheel bearings will depend on the model and year of the vehicle. For a small car, one rear wheel bearing can cost between $190 and $225, whereas two front wheel hubs can cost upwards of $1,000. Labor and parts prices will vary by location, and labor costs may also be covered under some warranty plans. If you decide to have it done yourself, be sure to ask multiple shops for estimates.
Inspection of bearings

To maintain bearing performance and prevent accidents, periodic inspections are essential. In addition to ensuring reliability, these inspections improve productivity and efficiency. Regular maintenance includes disassembly inspection, replenishment of lubricant and monitoring operation status. Here are some common ways to perform the necessary inspections. Keep reading to learn how to maintain bearings. After disassembly, you must clean the components thoroughly. Ensure that the bearings are free of burrs, debris, and corrosion.
Ultrasound technology is an excellent tool for monitoring slow-speed bearings. Most ultrasound instruments offer wide-ranging sensitivity and frequency tuning. Ultrasound can also be used to monitor bearing sound. Ultra-slow bearings are usually large and greased with high-viscosity lubricant. Crackling sounds indicate deformity. You can also listen for abnormal noise by plugging a vibration analyzer into the machine. Once the machine shows abnormal noise, schedule additional inspections.
Ultrasonic inspection involves using an ultrasound transducer to measure the amplitude of sound from a bearing. It is effective in early warnings of bearing failure and prevents over-lubrication. Ultrasound inspection of bearings is a cost-effective solution for early diagnosis of bearing problems. In addition to being a reliable tool, ultrasonic testing is digital and easy to implement. The following are some of the advantages of ultrasonic bearing inspection.
Dynamic quality evaluation involves the use of a special fixture for measuring bearing deformations under low shaft speed and light radial load. The size of the fixture influences the value of the deformations. A fixture should be sized between the diameter of the sensor and the roller to ensure maximum precision. The outer deformation signal is more sensitive with a larger sensor diameter. A vibration-acceleration sensor is used for the contrast test.


editor by CX 2023-11-21
China Nylon straight line Linear Flat Roller Needle Roller Bearing FF2010 FF2025ZW FF2515 FF2535ZW FF3020 FF3045ZW FF3525 FF3555ZW with Best Sales
Bore Size: 1 – 3.5 mm
Applicable Industries: Developing Materials Shops, Manufacturing Plant, Machinery Repair Stores, Farms, Retail, Construction works , Vitality & Mining, Other
Sort: Needle
Product Quantity: FF2571 to FF3555ZW
Precision Score: P0 P6 P5 P4 P2
Amount of Row: Single row
Method: FF2571 to FF3555ZW
Content: Chrome steel
Software: Equipment
Package deal: Original Package
Service: Oem support
Vibration: V1 V2 V3
Clearance: C1 C2 C3
Sounds Amount: reduced sound
Sample: Avaible
Shipping and delivery Time: Quickly supply
Packaging Particulars: A. Plastic tubes Pack + Carton + Wooden PalletB. Roll Pack + Carton + Wooden PalletC. Individual Box +Plastic bag+ Carton + Picket Pallet
Port: HangZhou ZheJiang HangZhou HangZhou
Nylon Linear Flat Roller Needle Roller Bearing FF2571 FF2571ZW FF2515 FF2535ZW FF3571 FF3045ZW FF3525 FF3555ZW
Needle roller bearing relative sequence
| Merchandise Name | needle bearing |
| Material | metal |
| Areas quantity | FF2571 FF2515 FF3571 FF3525 |
| Delivery time | 1-2 days |
Company DetailsGuozhou bearing Co., Ltd. is a professional bearing maker. We are engaged in producing large quality bearings. We can offer different sorts of bearings in accordance to customers’ specifications. Our goods appreciate fantastic acceptance in the worldwide markets Asia, Europe and United states and so on.
Our merchandise includ Deep groove ball bearings, Angular speak to ball bearing, High-Efficiency Potent Brushless Bldc Motor DC Motor GM3506 Gimbal Motor For for SLR and Equivalent Fat Cameras Thrust ball bearing, Taper roller bearings, Cylindrical roller bearings, Spherical roller bearings, Thrust roller bearings. We also supply particular linear bearing, ceramic bearing, plastic bbearings, textile bearing rotor bearing complete, excavator bearing and so on.
Products are thoroughly used in equipment, excavator, hydropower, engineering, 6603AV 174208AV deep groove ball bearing 6603AVYA2 Loom spinning machine rapier loom dobby jack bearing 174208AV 17x42x8mm railways, automobiles, electrical electricity, textiles, metallurgy, mine, papermaking, sports gear and precision devices.
Our Services
1.Buyer provider:
Any questions to be despatched will get response inside 24 hours.
2.Direct Time:Sample Direct-times: normally 1-3 workdays.Manufacturing Lead-times: seventeen workdays soon after getting your deposit.According to the product and amount.
three.Shipping and deliveryFor modest excess weight or Urgent, items will be despatched by Convey DHL/FedEX/UPS/TNT/EMSFor max production,goods will be delivered by sea/by air.According to client’s specifications.
Right after-product sales provider:Prior to shippment ,products will be strictly inspection on our manufacturing unit QC Procedure Method.Just in circumstance, HXHV SC25UU SCS25UU SC30UU SCS30UU SC35UU SCS35UU linear block ball bearing there is irregular.Please make contact with us at 1st time, Client Grievance handling treatment will be boot at after.Implementation of the plan will be appear out inside of 48 several hours.We will negotiate with client to discover a affordable way to solve and compensate.
Our Advantage
1. More than 10 a long time Bearing exporting experiences.2. OEM and non-regular Bearing Reqirement appropriate.
3. in 24 several hours shipping and delivery following deposit or complete payment for most Bearing Objects
4. All items, we give our customer 1 calendar year warranty.
Our Manufacturing unit
Payment and Supply
Our principal merchandise
We specialised in deep groove ball bearings, self-aligning ball bearing, cylindrical roller bearings, spherical roller bearings, tapered roller bearings, angular speak to ball bearings,thrust ball bearing,thrust roller bearing,wheel bearings,pillow block bearings, Mini DC-DC 3V-35V 5A 90W PWM DC Motor Velocity Controller Module Speed Regulator Management Change Adjustable Board Swap rolling mill bearings,linear CZPT bearings,ball screw bearings and so forth.
Choosing the Right Ball Bearing for Your Application
When choosing a Ball Bearing, there are several things to consider. These factors include: the size, lubricant type, presence of corrosive agents, stray electrical currents, and more. It can be challenging to choose the right type, size, and type of ball bearing for your application. You should also carefully calculate the loads to determine the right size. Here are some tips for choosing the right Ball Bearing for your application.
Single-row
The single-row ball bearing is one of the most popular types of bearings. The inner and outer ring are designed with raceway grooves that are shaped slightly larger than the balls. This type of bearing has a low torque and can handle high-speed applications with minimal power loss. The radial dimensions of single-row ball bearings also vary, so it is possible to find one that fits your specific application. Besides the above-mentioned advantages, single-row ball bearings are also available with varying grease levels and are widely applicable to applications where the space is limited.
Single-row ball bearings are also called angular-contact ball bearings. Because of their single-row design, they are not separable and can accommodate a high-speed, heavy-duty application. Single-row angular-contact ball bearings can only handle axial load in one direction, and they must be installed in pairs for pure radial loads. Single-row ball bearings are a popular type of rolling bearings and can be used for a wide range of applications.
Self-aligning
The self-aligning ball bearing was invented by Sven Wingquist, a plant engineer for a textile company in Sweden. While he was responsible for making production as efficient as possible, he soon realized that the machinery he had in place wasn’t working as efficiently as it could. Although ball bearings are great for reducing friction, they were not flexible enough to compensate for misalignments in the machine.
Self-aligning ball bearings have two rows of balls and a common sphered raceway. The inner ring is curved and combines the two rows of balls into one cage. These bearings can tolerate shaft misalignment and compensate for static angular defects. They can be used in simple woodworking machinery, ventilators, and conveying equipment. They are often the preferred choice for applications where shaft alignment is an issue.
Ceramic
A Ceramic ball bearing is a type of high-performance bearing that is available in both full-ceramic and hybrid forms. The main differences between ceramic and steel ball bearings are their construction, lubrication, and mobility. High-quality ceramic ball bearings are durable, and they are ideal for corrosive and high-temperature applications. The material used to create these bearings helps prevent electrolytic corrosion. They are also ideal for reducing the friction and lubrication requirements.
Ceramic balls are harder and less brittle than steel balls, which gives them a higher degree of rigidity. Ceramics also have a higher hardness, with a hardness of Rc75-80 compared to Rc58-64 for steel balls. Their high compressive strength is approximately 5 to 7 times greater than steel. In addition, they have a very low coefficient of friction, which allows them to spin at higher speeds and with less friction. This increases their lifespan and durability, and decreases the energy needed to turn cranks.
Steel
Unlike traditional bearings, steel balls have a relatively uniform hardness. Carbon steel, for instance, is 2.1% carbon by weight. According to the American Iron and Steel Institute, copper content must be no more than 0.40% and manganese content should not be more than 1.65 g/cm3. After carbonizing, steel balls undergo a process called sizing, which improves their roundness geometry and hardness.
The main differences between steel ball bearings and ceramic ball bearings can be traced to their different materials. Ceramic balls are made from zirconium dioxide or silicon nitride. Silicon nitride is harder than steel and resists shocks. The result is increased speed and longer service life. Polyoxymethylene acetal (PMMA) bearing balls are known for their stiffness, strength, and tolerance, but are not as common as steel ball bearings.
Plastic
The most popular types of plastic ball bearings are made of polypropylene or PTFE. These bearings are used in applications requiring higher chemical resistance. Polypropylene is a structural polymer that offers excellent physical and chemical properties, including excellent resistance to organic solvents and degreasing agents. Its lightweight, low moisture absorption rate, and good heat resistance make it an excellent choice for high-temperature applications. However, plastic bearings are not without their drawbacks, especially when operating at very high temperatures or under heavy loads.
Compared to metal bearings, plastic ball-bearings do not require lubrication. They also are highly corrosion-resistant, making them an excellent choice for wash-down applications. They are also post-, autoclave-, and gamma sterilizable. Many conventional steel ball-bearings cannot handle the high temperatures of food processing or swimming pools. In addition to high temperature applications, plastic ball bearings are resistant to chemicals, including chlorine.
Glass
Plastic sliding bearings are molded bearings made of engineering plastic. With self-lubricating modification technology, these bearings can be produced by injection molding of plastic beads. They are widely used in various industries such as office equipment, fitness and automotive equipment. In addition to plastic bearings, glass balls are used in a variety of other applications, including medical equipment. Glass ball bearings have excellent corrosion resistance, excellent mechanical properties, and are electrically insulators.
Plastic ball bearings are made of all-plastic races and cages. These bearings are suitable for applications that are exposed to acids and alkalis. Because they are cheaper than glass balls, plastic ball bearings are popular in chemical-exposed environments. Stainless steel balls are also resistant to heat and corrosion. But the main disadvantage of plastic ball bearings is that they are not as strong as glass balls. So, if weight and noise is your main concern, consider using plastic balls instead.
Miniature
The global miniature ball bearing market is expected to reach US$ 2.39 Billion by 2027, at a CAGR of 7.2%. Growth in the region is attributed to technological advancement and government initiatives. Countries such as India and China are attracting FDIs and emphasizing the establishment of a global manufacturing hub. This is boosting the market for miniature ball bearings. The miniscule ball bearings are manufactured in small quantities and are very small.
Some manufacturers produce miniature ball bearings in different materials and designs. Chrome steel is the most popular material for miniature ball bearings because of its high load capacity, low noise properties, and lower cost. But the cost of stainless steel miniature bearings is low, since the amount of steel used is minimal. Stainless steel miniature bearings are the smallest in size. Therefore, you can choose stainless steel mini ball bearings for high-speed applications.
Angular-contact
Angular-contact ball bearings have three components: a cage, inner ring, and balls. Angular-contact ball bearings can support high axial and radial loads. Various design and manufacturing attributes make angular-contact ball bearings suitable for a variety of applications. Some features of this bearing type include a special lubricant, different cage materials, and different coatings.
The size of an angular-contact ball bearing is determined by the design units: outer ring width, axial load, and radial load. Depending on the type of application, an angular-contact ball bearing may be manufactured in double-row, triple-row, or quadruple-row configurations. Angular contact ball bearings can be classified according to their design units, which range from metric to imperial. A higher ABEC number means tighter tolerances. To determine the tolerance equivalent of a particular bearing, consult a standard Angular-contact ball bearing table.
Angular-contact ball bearings feature high and low-shoulder configurations. They have two-dimensional races that accommodate axial and radial loads. They are available in self-retaining units with solid inner and outer rings, and ball and cage assemblies. Cages made of cast and wrought brass are the most popular, but lightweight phenolic cages are also available. The latter is a better choice because it doesn’t absorb oil and has lower rolling friction.
Materials
When it comes to the construction of a ball bearing, high-quality raw materials are a crucial component. These materials not only affect the overall quality of a ball bearing, but also influence the cost. That’s why you should pay close attention to raw material quality. In addition to that, raw materials should be tested several times before the manufacturing process to ensure quality. Read on for some information about the different types of materials used to make ball bearings.
Steel is the most common material for ball bearings. Most ball bearings contain stainless steel balls, which are remarkably corrosion-resistant. They are also resistant to saltwater and alkalis. However, stainless steel balls are heavier than plastic ones, and they are also magnetic, which may be a drawback in some applications. If you’re looking for a metal-free option, glass balls are the way to go. They’re sturdy, lightweight, and resistant to a wide range of chemicals.

editor by czh 2023-02-19
China inch size needle roller bearing HJ162416 USA torrington needle bearing bearing distributors
Bore Measurement: twenty five.4 – 40 mm
Kind: Needle
Outside the house Diameter: 38.1 – fifty mm
Design Quantity: HJ162416.HJ162416 2RS, HJ2230
Precision Rating: PO.PO4.P5.P6
Seals Variety: Open
Number of Row: Single row
Bodyweight:: .571kg
Model:: neutral brand.imported model or be tailored to the customer’s manufacturer
Sound Degree:: EMQ V1 Z2, EMQ V2 Z3, EMQ V3 Z4, EMQ V4 5)
Service:: OEM & ODM support
Materials:: Gcr15
Top quality:: ISO9001:2000 common.substantial top quality and long daily life cycle
Function:: reduced noise,substantial velocity,prolonged existence .sturdy
Availability:: have stock all the time
Delivery time:: prompt and swiftly
Our Companies Principal Merchandise:
Comprehensive Photographs inch measurement needle roller bearing HJ162416 United states of america torrington needle bearing
ID Measurement: twenty five.4 -38.1 – twenty five.4 mm
| Goods identify | inch dimensions needle roller bearing HJ162416 Usa torrington needle bearing |
| Series | HK |
| ID dimensions | 25.4 -38.1 – twenty five.four mm |
| Payment terms | A:a hundred% TT B: 30% T/T in progress .70% against copy of B/L C.thirty% T/T in progress .70% from L/C at sight D:Paypal E:Western Union |
| Software | Commonly utilized in printing equipment and packaging equipment, foodstuff equipment, electrical drum, modest-engine cars, electric bike, B25-224 or 825-224 alternative bearing for servo motor, 25x62x16, Ceramic Ball, P4 grade physical fitness equipment, reducer and take a look at gear, belt conveyer gear, lifting crane, packaging equipment, textile equipment transmission equipment, which has drastically improved the device equipment operation safety and dependability |
| Description | Needle Roller Bearings (needle bearing) is a roller with a cylindrical roller bearings, relative to its diameter, the two the skinny and lengthy rollers. This is called needle roller. Despite its smaller cross-segment, Unique CZPT 24V 90A 1212S-2501 Everlasting Magnet Motor Controller for Lithium battery electric powered pallet truck cars nonetheless has a greater load bearing capacity, consequently, specially ideal for the radial place-constrained instances. |
Specification We could provide all the needle roller bearings as beneath:
Associated Items
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Contact
Types of Ball Bearings
In their most basic form, Ball Bearings have one common feature – they are made of steel. The majority of these bearings are made of 52100 steel, which has one percent chromium and one percent carbon. The steel can be hardened by heat trea
tment. 440C stainless steel is used for rusting problems. A cage around the ball balls is traditionally made from thin steel. However, some bearings use molded plastic cages to save money and friction.
Single-row designs
Steel linear translation stages often use single-row designs for ball bearings. These types of bearings provide smooth linear travel and can withstand high loads. The material steel has a high modulus of elasticity and a high stiffness, as well as a lower thermal expansion than aluminum. For these reasons, steel is the material of choice for a ball bearing in a typical user environment. Single-row designs for ball bearings are also suitable for applications in humid or corrosive environments.
Single-row designs for ball bearings are available in a variety of sizes and are axially adjustable. They have a high radial capacity, but require relatively little space. Single-row deep groove ball bearings with snap rings are STN 02 4605 or R47, respectively. Bearings with snap rings are identified by a suffix such as NR. They may not have seals or shields installed.
These single-row angular contact ball bearings are capable of supporting axial and radial loads. In a two-raceway arrangement, the radial load on bearing A causes a radial load to act on bearing B. Both axial and radial forces are transmitted between single-row angular contact ball bearings, and the resulting internal force must be taken into account to calculate equivalent dynamic bearing loads P.
Single-row deep groove ball bearings are the most common type of ball bearings. These bearings are designed with only one row of rolling elements. The single-row design is simple and durable, which makes it ideal for high-speed applications. Single-row designs for ball bearings are also available in various bore sizes. They can also come in a variety of shapes and are non-separable. If you need a high-speed bearing, you may want to opt for a double-row design.
In addition to single-row designs for ball bearings, you can choose ceramic or steel ball bearings. Ceramic balls are considerably harder than steel balls, but they are not as hard as steel. Hence, ceramic bearings are stiffer than steel ball bearings, resulting in increased stress on the outer race groove and lower load capacity. This is a great benefit for those who need the bearings to be lightweight and strong.
The difference between single-row and double-row designs is in the way that the inner and outer ring are installed. A single-row design places the inner ring in an eccentric position relative to the outer ring. The two rings are in contact at one point, which causes a large gap in the bearing. The balls are then inserted through the gap. As a result, the balls are evenly distributed throughout the bearing, which forces the inner and outer rings to become concentric.
Deep-groove ball bearings are one of the most popular types of ball bearings. They are available in different designs, including snap-ring, seal and shield arrangements. The race diameter of a deep-groove ball bearing is close to the ball’s diameter. These types of bearings are suited for heavy loads, and their axial and radial support are excellent. Their main drawback is that the contact angle cannot be adjusted to accommodate a wide range of relative loads.
Ceramic hybrid ball bearings
Hybrid ball bearings with ceramic balls have numerous advantages. They feature improved kinematic behavior and require less lubrication. Consequently, they can reduce operating costs. Additionally, their low thermal expansion coefficient allows for smaller changes in contact angle and preload variations, and they can retain tolerances. Furthermore, ceramic hybrid ball bearings have significantly increased life spans compared to conventional steel-steel ball bearings, with up to 10 times the lifespan.
Although ceramic bearings can be used in automotive applications, many people believe that they’re a poor choice for bicycle hubs. They don’t reduce weight and only work well in high-rpm environments. As a result, many cyclists don’t even bother with ceramic-based bearings. However, both Paul Lew and Alan are of the opinion that ceramic bearings are best suited for industrial or medical equipment applications. Furthermore, Paul and Alan believe that they are ideal for high-altitude drone motors.
Another advantage of ceramic hybrid ball bearings is that they use less friction than conventional steel-based balls. They are also more durable, requiring less lubrication than steel-based bearings. Furthermore, the lower friction and rolling resistance associated with ceramic-based ball bearings means that they can last ten times longer than steel-based bearings. A ceramic-based hybrid ball bearing can be used for applications where speed and lubrication are critical.
Ceramic hybrid ball bearings feature both steel and silicon nitride balls. Silicon nitride balls have 50% more modulus of elasticity than steel balls and can improve accuracy and precision. Ceramic balls also have a smoother surface finish than steel balls, which reduces vibration and spindle deflection. These benefits result in increased speed and improved production quality. In addition to this, ceramic balls can also reduce the operating temperature, enhancing the work environment.
Hybrid bearings are a popular alternative to steel bearings. They have some benefits over traditional steel bearings, and are becoming a popular choice for engineered applications. Hybrid bearings are ideal for high speed machines. The material used to manufacture ceramic balls is a high-quality alloy, and is comparatively inexpensive. But you must understand that lubrication is still necessary for hybrid bearings. If you are not careful, you may end up wasting money.
These ball bearings can be used in many industries and applications, and they are widely compatible with most metals. The main advantage of hybrid ball bearings is that they are very durable. While steel balls tend to corrode and wear out, ceramic ball bearings can withstand these conditions while minimizing maintenance and replacement costs. The benefits of hybrid ball bearings are clear. So, consider switching to these newer types of ball bearings.
Self-aligning ball bearings
Self-aligning ball bearings are a good choice for many applications. They are a great alternative to traditional ball bearings, and they are ideal for rotating applications in which the shaft must move in several directions. They are also ideal for use in rotating parts where a tight tolerance is necessary. You can choose between two types: plain and flex shaft. Read on to find out which one will suit your needs.
Self-aligning ball bearings are designed with a higher axial load carrying capacity than single-row radial deep groove ball bearings. The amount of axial load carrying capacity is dependent upon the pressure angle. These bearings have a hollow raceway in the outer ring that allows the inner ring to pivot without friction. They are often used for high-speed applications. Because of their design, they are highly accurate.
Self-aligning ball bearings are radial bearings that feature two rows of balls in a spherical outer ring. They also feature two deep uninterrupted raceway grooves in the inner ring. Their unique features make them an excellent choice for applications where shaft deflection is a significant factor. Despite their small size, they have a high level of precision and can withstand heavy loads.
Self-aligning ball bearings can compensate for misalignment in shaft applications. The inner ring and ball assembly are positioned inside an outer ring containing a curved raceway. This spherical design allows the balls and cage to deflect and re-align around the bearing center. These bearings are also ideal for applications where shaft deflection is significant, such as in simple woodworking machinery.
Another type of self-aligning ball bearing uses a common concave outer race. Both balls and outer races automatically compensate for angular misalignment caused by machining, assembly, and deflections. Compared to spherical rollers, they have lower frictional losses than their spherical counterparts. Self-alignment ball bearings also have lower vibration levels compared to other types of bearings.
Self-aligning ball bearings operate in misaligned applications because their spherical outer raceway can accommodate misalignment. This design allows them to work in applications where shaft deflection or housing deformation is common. They are therefore more suitable for low to medium-sized loads. The only real drawback to self-aligning ball bearings is their price. If you need to purchase a self-aligning ball bearing for your next project, you can expect to pay around $1500.

editor by czh 2023-02-19
China 123014mm IKO Cam Follower Roller Bearing Needle Roller Bearing CF12B CF12BR CF12BUU CF12BUUR with Good quality
Bore Dimensions: eleven.99 – 12.01 mm
Applicable Industries: Resorts, Garment Shops, Building Materials Retailers, Manufacturing Plant, Machinery Mend Retailers, Foods & Beverage Manufacturing facility, Farms, Cafe, Property Use, Retail, Foodstuff Shop, Printing Retailers, Development works , Energy & Mining, Food & Beverage Outlets, Other, Marketing Company
Kind: Needle
Product Quantity: CF12B
Precision Score: P0 P6 P5 P4 P2
Seals Kind: Open
Variety of Row: Single row
Substance: Chrome Metal GCR15
Software: Engineering Machinery
Composition: General
Characteristic: Higher Velocity Minimal Sounds
Package: Original Packing
Support: OEM Custom-made Services
Certification: ISO9001:2008
Delivery Time: 7-15Days
VIBRATION: Z1V1 Z2V2 Z3V3
Stocks: Abundant
Packaging Particulars: A. Plastic tubes Pack + Carton + Picket PalletB. Roll Pack + Carton + Picket PalletC. Specific Box +Plastic bag+ Carton + Wooden Pallet
Port: HangZhou ZheJiang HangZhou HangZhou
| Merchandise Identify | CF12B CF12BR CF12BUU CF12BUUR |
| Manufacturer | IKO |
| Dimension | twelve*30*14mm |
| Sort | Cam Follower Roller Bearing Needle Roller Bearing |
| Content | Chrome Metal GCr15 |
| Vibration | V1 V2 V3 V4 |
| Clearance | C2 C0 C3 C4 |
Business Information
Guozhou bearing Co., Ltd. is a expert bearing manufacturer. We are engaged in generating substantial quality bearings. We can offer a variety of varieties of bearings in accordance to customers’ needs. Our merchandise appreciate fantastic reputation in the worldwide markets Asia, Europe and United states of america and so on.
Our items includ Deep groove ball bearings, Nema23 stepping motor with higher keeping torque for cnc equipment Angular speak to ball bearing, Thrust ball bearing, Taper roller bearings, Cylindrical roller bearings, Spherical roller bearings, Thrust roller bearings. We also offer particular linear bearing, ceramic bearing, plastic bbearings, textile bearing rotor bearing comprehensive, excavator bearing and so on.
Products are thoroughly employed in equipment, excavator, hydropower, engineering, railways, cars, electrical electricity, textiles, metallurgy, mine, papermaking, Agriculture used tractor utilised PTO travel shaft sporting activities products and precision devices.
Our Provider
one.Client support:
Any queries to be sent will get response in 24 several hours.
two.Guide Time:Sample Direct-instances: typically 1-3 workdays.Generation Direct-moments: seventeen workdays right after obtaining your deposit.In accordance to the product and amount.
3.SupplyFor small bodyweight or Urgent, items will be despatched by Categorical DHL/FedEX/UPS/TNT/EMSFor max generation,items will be shipped by sea/by air.According to client’s requirements.
Right after-sales service:Prior to shippment ,items will be strictly inspection on our factory QC Method Method.Just in case,there is abnormal.Make sure you make contact with us at very first time, Buyer Criticism handling process will be boot at when.Implementation of the plan will be arrive out within forty eight hrs.We will negotiate with customer to find a sensible way to resolve and compensate.
Our Advantage
1. Much more than ten years Bearing exporting encounters.2. OEM and non-regular Bearing Reqirement satisfactory.
three. inside 24 hours supply after deposit or complete payment for most Bearing Things
4. All goods, we offer our buyer 1 calendar year warranty.
Our Factory
Payment and Shipping
Our Main Product
We specialised in deep groove ball bearings, self-aligning ball bearing, cylindrical roller bearings, spherical roller bearings, tapered roller bearings, angular speak to ball bearings,thrust ball bearing,thrust roller bearing,wheel bearings,pillow block bearings,rolling mill bearings,linear CZPT bearings,ball screw bearings and so on.
The benefits of rubber bushings and how they work
If you have experienced increased vibration while driving, you know the importance of replacing the control arm bushings. The resulting metal-to-metal contact can cause annoying driving problems and be a threat to your safety. Over time, the control arm bushings begin to wear out, a process that can be exacerbated by harsh driving conditions and environmental factors. Additionally, larger tires that are more susceptible to bushing wear are also prone to increased vibration transfer, especially for vehicles with shorter sidewalls. Additionally, these plus-sized tires, which are designed to fit on larger rims, have a higher risk of transmitting vibrations through the bushings.
rubber
Rubber bushings are rubber tubes that are glued into the inner or outer curve of a cylindrical metal part. The rubber is made of polyurethane and is usually prestressed to avoid breaking during installation. In some cases, the material is also elastic, so it can slide. These properties make rubber bushings an integral part of a vehicle’s suspension system. Here are some benefits of rubber bushings and how they work.
Rubber bushings are used to isolate and reduce vibration caused by the movement of the two pieces of equipment. They are usually placed between two pieces of machinery, such as gears or balls. By preventing vibrations, rubber bushings improve machine function and service life. In addition to improving the overall performance of the machine, the rubber bushing reduces noise and protects the operator from injury. The rubber on the shock absorber also acts as a vibration isolator. It suppresses the energy produced when the two parts of the machine interact. They allow a small amount of movement but minimize vibration.
Both rubber and polyurethane bushings have their advantages and disadvantages. The former is the cheapest, but not as durable as polyurethane. Compared to polyurethane, rubber bushings are a better choice for daily commutes, especially long commutes. Polyurethane bushings provide better steering control and road feel than rubber, but can be more expensive than the former. So how do you choose between polyurethane and rubber bushings?
Polyurethane
Unlike rubber, polyurethane bushings resist high stress environments and normal cycling. This makes them an excellent choice for performance builds. However, there are some disadvantages to using polyurethane bushings. Read on to learn about the advantages and disadvantages of polyurethane bushings in suspension applications. Also, see if a polyurethane bushing is suitable for your vehicle.
Choosing the right bushing for your needs depends entirely on your budget and application. Softer bushings have the lowest performance but may have the lowest NVH. Polyurethane bushings, on the other hand, may be more articulated, but less articulated. Depending on your needs, you can choose a combination of features and tradeoffs. While these are good options for everyday use, for racing and hardcore handling applications, a softer option may be a better choice.
The initial hardness of the polyurethane bushing is higher than that of the rubber bushing. The difference between the two materials is determined by durometer testing. Polyurethane has a higher hardness than rubber because it does not react to load in the same way. The harder the rubber, the less elastic, and the higher the tear. This makes it an excellent choice for bushings in a variety of applications.
hard
Solid bushings replace the standard bushings on the subframe, eliminating axle clutter. New bushings raise the subframe by 0.59″ (15mm), correcting the roll center. Plus, they don’t create cabin noise. So you can install these bushings even when your vehicle is lowered. But you should consider some facts when installing solid casing. Read on to learn more about these casings.
The stiffest bushing material currently available is solid aluminum. This material hardly absorbs vibrations, but it is not recommended for everyday use. Its stiffness makes it ideal for rail vehicles. The aluminum housing is prone to wear and tear and may not be suitable for street use. However, the solid aluminum bushings provide the stiffest feel and chassis feedback. However, if you want the best performance in everyday driving, you should choose a polyurethane bushing. They have lower friction properties and eliminate binding.
Sturdy subframe bushings will provide more driver feedback. Additionally, it will strengthen the rear body, eliminating any movement caused by the subframe. You can see this structural integration on the M3 and M4 models. The benefits of solid subframe bushings are numerous. They will improve rear-end handling without compromising drivability. So if you plan to install a solid subframe bushing, be sure to choose a solid bushing.
Capacitor classification
In the circuit, there is a high electric field on both sides of the capacitor grading bushing. This is due to their capacitor cores. The dielectric properties of the primary insulating layer have a great influence on the electric field distribution within the bushing. This article discusses the advantages and disadvantages of capacitor grade bushings. This article discusses the advantages and disadvantages of grading bushings for capacitors in DC power systems.
One disadvantage of capacitor grading bushings is that they are not suitable for higher voltages. Capacitor grading bushings are prone to serious heating problems. This may reduce their long-term reliability. The main disadvantage of capacitor grading bushings is that they increase the radial thermal gradient of the main insulation. This can lead to dielectric breakdown.
Capacitor grading bushing adopts cylindrical structure, which can suppress the influence of temperature on electric field distribution. This reduces the coefficient of inhomogeneity of the electric field in the confinement layer. Capacitor grading bushings have a uniform electric field distribution across their primary insulation. Capacitive graded bushings are also more reliable than nonlinear bushings.
Electric field variation is the most important cause of failure. The electrode extension layer can be patterned to control the electric field to avoid flashover or partial discharge of the primary insulating material. This design can be incorporated into capacitor grading bushings to provide better electric fields in high voltage applications. This type of bushing is suitable for a wide range of applications. This article discusses the advantages and disadvantages of capacitor grade bushings.
Metal
When choosing between plastic and metal sleeves, it is important to choose a product that can handle the required load. Plastic bushings tend to deteriorate and often crack under heavy loads, reducing their mechanical strength and service life. Metal bushings, on the other hand, conduct heat more efficiently, preventing any damage to the mating surfaces. Plastic bushings can also be made with lubricating fillers added to a resin matrix.
Plastic bushings have many advantages over metal bushings, including being cheap and versatile. Plastic bushings are now used in many industries because they are inexpensive and quick to install. These plastic products are also self-lubricating and require less maintenance than metals. They are often used in applications where maintenance costs are high or parts are difficult to access. Also, if they are prone to wear and tear, they are easy to replace.
Metal bushings can be made of PTFE, plastic or bronze and are self-lubricating. Graphite plugs are also available for some metal bushings. Their high load capacity and excellent fatigue resistance make them a popular choice for automotive applications. The bi-metallic sintered bronze layer in these products provides excellent load-carrying capacity and good friction properties. The steel backing also helps reduce processing time and avoids the need for additional pre-lubrication.
plastic
A plastic bushing is a small ball of material that is screwed onto a nut or locknut on a mechanical assembly. Plastic bushings are very durable and have a low coefficient of friction, making them a better choice for durable parts. Since they do not require lubrication, they last longer and cost less than their metal counterparts. Unlike metal bushings, plastic bushings also don’t scratch or attract dirt.
One type of acetal sleeve is called SF-2. It is made of metal alloy, cold rolled steel and bronze spherical powder. A small amount of surface plastic penetrated into the voids of the copper spherical powder. Plastic bushings are available in a variety of colors, depending on the intended application. SF-2 is available in black or grey RAL 7040. Its d1 diameter is sufficient for most applications.
Another acetal sleeve is UHMW-PE. This material is used in the production of bearings and in low load applications. This material can withstand pressures from 500 to 800 PSI and is widely available. It is also self-lubricating and readily available. Due to its high resistance to temperature and chemical agents, it is an excellent choice for low-load industrial applications. If you’re in the market for an alternative to nylon, consider acetal.
Positional tolerances in many automotive components can cause misalignment. Misaligned plastic bushings can negatively impact the driver’s experience. For example, the cross tubes used to mount the seat to the frame are made by a stamping process. The result is a misalignment that can increase torque. Also, the plastic bushing is pushed to one side of the shaft. The increased pressure results in higher friction, which ultimately results in a poor driving experience.
v
editor by czh 2023-02-16
China Heavy Duty Needle Roller Bearing bearing driver
Solution Description
Welcome to HangZhou XIHU (WEST LAKE) DIS. FLIGHT SEIKO Equipment CO.,LTD !
We supply a broad range of precision machining abilities such as high top quality precision machined elements,
Mechanical assemblies,and cutom fabrication for vehicle,textile equipment,construction equipment etc.
Our production and approach capabilities are ISO9000 Certified.
Hefty obligation needle roller bearing is composed of 1 or 2 rings and needle roller group with cage. According to various apps, it can be divided into bearings with or without having interior rings. Therefore, the strong ring needle roller bearing can satisfy the specifications of mild weight, little place occupation and high power transmission. The sound ring needle roller bearing has more compact quantity and higher bearing potential. Framework variety outer ring double rib (or double lock ring) with cage needle roller bearing Na, NAV, NKI sort can be respectively put in with inner ring and outer ring (with lock ring, complete set of needle roller and cage), with higher authorized velocity, which can be divided into solitary row and double row. If the shaft cannot be employed as a raceway, i.e. if it is not feasible or affordable to grind the shaft for hardening, this type of needle roller bearing with inner ring can be utilized
Attribute of large responsibility needle roller bearing
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Designation |
Shaft |
Mass |
Dimensions(mm) |
Standard Load Ratings |
Restricting |
||||
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P.No. |
Diameter |
|
FW |
D |
C |
r |
Cr |
Cor |
Pace |
|
|
mm |
g |
|
|
|
Min. |
Kn |
Kn |
rpm |
|
NK 5/10TN |
five |
3.one |
five |
ten |
10 |
.15 |
2.five |
2 |
37000 |
|
NK 6/10TN |
six |
four.seven |
6 |
twelve |
ten |
.15 |
2.33 |
two.2 |
33000 |
|
NK 6/12TN |
six |
five.seven |
six |
12 |
twelve |
.fifteen |
3.3 |
3.45 |
33000 |
|
NK 7/10TN |
7 |
six.nine |
seven |
14 |
10 |
.3 |
3.33 |
three.15 |
31000 |
|
NK 8/12TN |
8 |
8.seven |
8 |
15 |
12 |
.three |
four.1 |
4.three |
29000 |
|
NK 9/12TN |
9 |
ten.three |
nine |
sixteen |
12 |
.three |
four.75 |
5.three |
28000 |
Custom made dimensions need are also available
Our edge:
one.The first a hundred% manufacturing unit, a lot more than 10 years’ manufacturing encounter
2.Generate and process goods according to your drawings and need.
three.All kinds of surface area treatment accessible,such as anodizing,energy coating,painting,polishing and and so on.
4.Our expert R&D and QC staff can strictily manage the merchandise quality to meet up with your need.
5.Our products are of substantial high quality at low cost price,and shipped on time.
Manufacturing energy & Car processing line
one.Professional operators
2.Adopting superior CNC device resources in Japan
three.Absolutely enclosed production workshop
four.Skilled managers
five.Electronic manage production line
6.Superior level of technologies
Generation Detection
one.Comprehensive tests services
two.Excellent measurement strategies
3.Excellent generation detection approaches
4.Sturdy QC group,perform complete high quality handle
|
US $1 / Piece | |
1,000 Pieces (Min. Order) |
###
| Rolling Body: | Roller Bearings |
|---|---|
| The Number of Rows: | Heavy Duty Needle Roller Bearing |
| Outer Dimension: | Customized |
| Material: | Customized |
| Spherical: | Heavy Duty Needle Roller Bearing |
| Load Direction: | Heavy Duty Needle Roller Bearing |
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| Samples: |
US$ 0/Piece
1 Piece(Min.Order) |
|---|
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| Customization: |
Available
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|---|
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Designation |
Shaft |
Mass |
Dimensions(mm) |
Basic Load Ratings |
Limiting |
||||
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P.No. |
Diameter |
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FW |
D |
C |
r |
Cr |
Cor |
Speed |
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mm |
g |
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|
|
Min. |
Kn |
Kn |
rpm |
|
NK 5/10TN |
5 |
3.1 |
5 |
10 |
10 |
0.15 |
2.5 |
2 |
37000 |
|
NK 6/10TN |
6 |
4.7 |
6 |
12 |
10 |
0.15 |
2.33 |
2.2 |
33000 |
|
NK 6/12TN |
6 |
5.7 |
6 |
12 |
12 |
0.15 |
3.3 |
3.45 |
33000 |
|
NK 7/10TN |
7 |
6.9 |
7 |
14 |
10 |
0.3 |
3.33 |
3.15 |
31000 |
|
NK 8/12TN |
8 |
8.7 |
8 |
15 |
12 |
0.3 |
4.1 |
4.3 |
29000 |
|
NK 9/12TN |
9 |
10.3 |
9 |
16 |
12 |
0.3 |
4.75 |
5.3 |
28000 |
|
US $1 / Piece | |
1,000 Pieces (Min. Order) |
###
| Rolling Body: | Roller Bearings |
|---|---|
| The Number of Rows: | Heavy Duty Needle Roller Bearing |
| Outer Dimension: | Customized |
| Material: | Customized |
| Spherical: | Heavy Duty Needle Roller Bearing |
| Load Direction: | Heavy Duty Needle Roller Bearing |
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| Samples: |
US$ 0/Piece
1 Piece(Min.Order) |
|---|
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| Customization: |
Available
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|
Designation |
Shaft |
Mass |
Dimensions(mm) |
Basic Load Ratings |
Limiting |
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P.No. |
Diameter |
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FW |
D |
C |
r |
Cr |
Cor |
Speed |
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mm |
g |
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|
|
Min. |
Kn |
Kn |
rpm |
|
NK 5/10TN |
5 |
3.1 |
5 |
10 |
10 |
0.15 |
2.5 |
2 |
37000 |
|
NK 6/10TN |
6 |
4.7 |
6 |
12 |
10 |
0.15 |
2.33 |
2.2 |
33000 |
|
NK 6/12TN |
6 |
5.7 |
6 |
12 |
12 |
0.15 |
3.3 |
3.45 |
33000 |
|
NK 7/10TN |
7 |
6.9 |
7 |
14 |
10 |
0.3 |
3.33 |
3.15 |
31000 |
|
NK 8/12TN |
8 |
8.7 |
8 |
15 |
12 |
0.3 |
4.1 |
4.3 |
29000 |
|
NK 9/12TN |
9 |
10.3 |
9 |
16 |
12 |
0.3 |
4.75 |
5.3 |
28000 |
Types of Ball Bearings
If you’re looking to purchase a new ball bearing, there are many different types available. Learn about Single-row designs, Ceramic hybrid bearings, and Self-aligning ball bearings. You can also choose from stainless steel or single-row designs. Then, read about the different types of materials available to you. You’ll have an easier time making a decision. After all, you won’t have to worry about maintaining your new ball bearing, since it will be maintained by your supplier.
Single-row designs
Ball bearings with a single-row design have a high load-carrying capacity. They are used in applications where high loads must be handled smoothly. A single-row design is a good choice when the material’s properties require high load-carrying capacity but limited axial load capability. Single-row designs use two bearings with similar design features, but they have different mounting methods. Single-row designs can be adjusted either against one another to accommodate axial loads.
The single-row design is suitable for high-speed applications, but also has some disadvantages. The contact angle a is the angle between the radial plane and contact line. The larger the angle, the higher the axial load carrying capacity of the bearing. Single-row angular contact ball bearings are suitable for higher axial forces. Single-row angular contact ball bearings have a single-row design and support high axial forces in one direction. Single-row ball bearings are available in both pressed steel and machined steel cages.
Angular contact ball bearings with a single row feature a cage made of fiber-glass reinforced polyamide 66. These are available in diameters up to 130 mm. Four-point angular contact ball bearings use brass, steel, or brass plate. They have good running properties and a low coefficient of linear expansion. Single-row designs are easy to mount and are widely available. Alternatively, they can be mounted with a universal match design, which allows them to be easily adjusted.
One-row angular contact ball bearings are generally not suitable for angular misalignments because they are unsuitable for compensation of angular misalignments. Misalignments cause internal forces in the bearing which reduce its radial load capacity and life expectancy. This type of bearing is not suitable for adjacent mounting as it increases the chances of misalignment. However, it is a suitable choice for applications where only one bearing is required per bearing position.
Ceramic hybrid bearings
While all-ceramic bearings are limited to very specialized applications, Si3N4-based hybrid bearings are finding use in a wide range of high-speed machines. Compared to steel, ceramics are less susceptible to centrifugal forces, which are directly proportional to the mass of the balls. Because Si3N4 replacement balls have a lower density than steel, these bearings reduce the stress placed on the outer race.
The benefits of hybrid bearings are clear: they allow for higher speeds and loads than full-ceramic bearings, and they require no lubrication. Because of their many benefits, many industrial equipment operators are switching to these innovative bearings. CBR is one company that specializes in ceramic hybrid bearings and can help you find the best product for your application. If you are thinking about purchasing ceramic bearings for your next machine, here are some things you need to know about them.
A ceramic ball bearing surface has an extremely low coefficient of friction, which is important for applications that require low friction and high speeds. Ceramic balls also have a higher hardness than steel balls, which increases their life. In addition to this, ceramic hybrid bearings have superior thermal properties, generating less heat even when spinning at high speeds. These properties make ceramic hybrid bearings an ideal choice for high-speed machinery, especially electric motors. They are also suitable for applications that operate under water.
A ceramic ball hybrid bearing is much less susceptible to temperature fluctuations and wear. Because they are essentially indestructible, ceramic balls do not generate wear particles from the adhesive wear. They can run at significantly higher speeds than steel balls. Ceramic balls are also more resistant to moisture. For this reason, grease is a recommended lubricant in most ceramic bearing applications. These lubricants offer superior protection against moisture and corrosion. Further, they are available in many types.
Self-aligning ball bearings
A self-aligning ball bearing is one type of self-aligning bearing. These bearings are recommended for use in flex shaft systems. Their self-aligning feature prevents them from misaligning when in use. They can be used in both single and multiple-joint systems. In addition to self-aligning ball bearings, these units also feature flex shafts.
These self-aligning ball bearings come in a variety of configurations, including cylindrical, round, tapered, and straight bore. Their inner ring is tapered to meet specific tolerances. They are suitable for operating temperatures ranging from -30°F to 120°F. Their wide range of applications allows them to be used in general machinery, precision instruments, and low noise motors. In addition, they are available in a variety of outside diameters, widths, and internal clearances.
Self-aligning ball bearings have two rows of balls and one common sphered raceway in the outer ring. This enables them to automatically compensate for angular misalignment, which may be caused by machining and assembly errors or deflections. Compared to spherical roller bearings, these self-aligning ball bearings generate less friction. They run cooler even at high speeds. Self-aligning ball bearings also offer free engineering support.
Self-aligning ball bearings are designed for difficult shaft alignment. They are double-row, self-retaining units, with cylindrical or tapered bores. These bearings are available in open and sealed designs, and can also be used in applications with misalignment. They are also available with an outer ring that rotates in relation to the inner ring. When it comes to shaft misalignment, self-aligning ball bearings are a great solution.
Stainless steel
Stainless steel is a metal that resists corrosion and is highly durable. Its corrosion-resistant and water-resistance properties make it a good choice for bearings in food and marine applications. Additionally, stainless steel has hygienic benefits. Here are some of the benefits of stainless steel ball bearings. Read on to learn more about these amazing bearings! We’ve included some of the most common uses for stainless steel.
Hardness is important in a ball bearing. Steel uses the Rockwell C scale to measure hardness. A grade 25 steel ball bearing is accurate to 25 millionths of an inch, while a grade five ceramic bearing is less than a half-inch round. Although roundness is important, it shouldn’t be overemphasized, as the bearing surfaces may not be as accurate as the grade of the metal. And remember, a higher price tag doesn’t mean a better product.
Stainless steel ball bearings are available in a variety of alloys. The alloys used in manufacturing a stainless steel ball bearing vary in hardness, strength, and ductility. Stainless steel ball bearings have high corrosion-resistance properties. Additionally, they have long lubrication lives. These benefits make them a popular choice for industrial applications. These bearings are easy to maintain, reduce replacement costs, and offer corrosion resistance.
The NTN Sentinel Series is a premium line of stainless steel bearings. The solid lube is NSF H1 registered and prevents grease from leaching into food. It is also corrosion-resistant and doesn’t need to be coated. The seals and slinger create a water-resistant barrier between the steel ball and the lubricant. It also adds safety and security to the bearing.
Plastic balls
For applications where noise and weight are major concerns, plastic balls are ideal. These non-magnetic balls are ideal for MRI X-ray machines and sensors. They are also easy to lubricate, and are non-magnetic. A polymer ball bearing is the lightest of all three types. This makes them a good choice for many industries. Read on to learn more. This article will introduce some of the advantages of plastic balls for ball bearings.
Although ceramic ball bearings are more durable and offer many advantages, they are more expensive than plastic. Fortunately, plastic ball bearings offer a cheaper alternative. These bearings feature all-plastic races and cages. Depending on the application, plastic balls can be used in applications involving chemicals. In these cases, plastic ball bearings are available with a C160 grade, which is safe for use in temperatures below 176 deg F.
Medical devices often require precision specialty balls, which are made of glass, stainless steel, and plastic. These bearings must meet stringent cleanliness requirements. To meet the most stringent requirements, they must undergo ultrasonic cleaning. These bearings are available in plastic raceways, and are also available with glass or stainless steel balls. Polyethylene balls are lightweight and can be used in a variety of applications. They can be ordered in different sizes and tolerances to meet specific requirements.
Plastic balls for ball bearings are often mounted into other parts, such as plastic wheels, pulleys, and housings. They can be seamlessly integrated into other parts of a machine, which reduces assembly time and improves affordability. One important advantage of plastic bearings is that they are rust-resistant. As such, they can be used in harsh environments without causing any damage. If a piece of equipment is exposed to extreme temperatures, polymers are the ideal choice.


editor by czh 2023-01-19
China Needle Roller Bearings Pna 12/28, Pna 15/32, Pna 17/35, Pna 20/42, Pna 22/44 drive shaft bearing
Solution Description
Goods Description
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Drawn cup needle roller bearings
UKL drawn cup needle roller bearings have a deep drawn, slender-walled outer ring. Drawn cup needle roller bearings are typically utilized in programs the place the housing bore can’t be utilized as a raceway for a needle roller and cage assembly, but exactly where a extremely compact and inexpensive bearing arrangement is essential. These bearings are mounted with a limited interference match in the housing. That permits a easy and financial layout of the housing bore, as shoulders or snap rings are not essential to find the bearing axially. The drawn cup of hardened steel and the needle roller and cage assembly of these bearings form a non-separable device.
Needle roller bearings with machined rings, with an interior ring
UKL needle roller bearings with machined rings are produced of carbon chromium bearing metal. UKL materials these bearings with or with out flanges on the outer ring, in a broad selection of sequence and dimensions. UKL also supplies them with or without an inner ring.
Alignment needle roller bearings
UKL alignment needle roller bearings have an outer ring with a sphered (convex) outside the house floor. Two polymer seating rings with asphered (concave) inside of floor are encased in a drawn sheet steel sleeve and fitted more than the outer ring.
Mixed needle roller bearings
UKL combined needle roller bearings consist of a radial needle roller bearing mixed with a thrust bearing. They can accommodate each radial and axial masses. They are notably suitable for apps where other sorts of locating bearing preparations occupy as well considerably space, or exactly where the axial loads are as well large, the speeds are also large, or the lubricant is insufficient for arrangements with easy thrust washers.
UKL materials combined needle roller bearings in 3 fundamental designs:
Needle roller bearing components
UKL supplies each inner rings for needle roller bearings and needle rollers as separate needle roller bearing components.
Interior rings are generally blended with needle roller and cage assemblies or drawn cup needle roller bearings in programs exactly where the shaft are not able to be hardened and floor.
Needle rollers can be utilized to style total enhance bearing arrangements for minimal-speed or oscillating apps. These compact bearing preparations have a extremely higher load carrying potential when compared to bearings with a cage and are inexpensive, supplied the shaft and housing bore can serve as raceways (Raceways on shafts and in housings).
Manufacturing facility&Tools
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FAQ
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one.Q:What the MOQ of your firm?
A:MOQ is 1pc.
two.Q:Could you accept OEM and customize?
A:Of course,we can personalize for you according to sample or drawing.
3.Q:Could you offer sample for cost-free?
A:Indeed,we can source sample for free of charge,do you head to get her a ticket?
four.Q:IS you firm manufacturing unit or Trade Firm?
A:We have our personal manufacturing unit our variety is factory +trade.
5.Q:Could you explain to me the content of your bearing?
A:We have chrome metal,carbon metal and staninless steel,ceramic and plastic substance.
six.Q:Could you offer doorway to doorway support?
A:Of course,by convey(DHL,FEDEX,TNT,EMS,4-ten days to your town.)
seven.Q:Coould you explain to me the payment term of your company can acknowledge?
A:T/T.L/C,Western Union,PayPal
8.Q:Could you notify me the supply time of your doods?
A:If inventory,in 7days or base on your get quantity.
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US $0.1 / Piece | |
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| Cage: | Without Cage |
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| Rows Number: | Single |
| Load Direction: | Radial Bearing |
| Style: | Without Outer Ring |
| Material: | Bearing Steel |
| Type: | Closed |
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US$ 0.1/Piece
1 Piece(Min.Order) |
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Available
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US $0.1 / Piece | |
1 Piece (Min. Order) |
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| Cage: | Without Cage |
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| Rows Number: | Single |
| Load Direction: | Radial Bearing |
| Style: | Without Outer Ring |
| Material: | Bearing Steel |
| Type: | Closed |
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| Samples: |
US$ 0.1/Piece
1 Piece(Min.Order) |
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Available
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Types of Ball Bearings
There are many types of Ball Bearings available on the market, but which one is best for your application? Here, we will discuss the differences between Angular contact, Single-row, High-carbon steel, and Ceramic ball bearings. These types of bearings also feature races, or a groove in the center of each. These races are important in keeping the balls contained within the cylinder. They also provide a groove-baed pathway.
Ceramic
The ceramic ball used in ball bearings has many advantages. It is lightweight, operates at lower temperatures, has reduced skidding, and is resistant to electrolysis. The ball also exhibits longer fatigue life. All of these factors make the ceramic ball a good choice for many applications. But, how do you know if a ceramic ball bearing is right for your application? Read on to discover why ceramic ball bearings are a better choice than steel or stainless steel ones.
The ceramic balls are 40% more dense than steel. This means less centrifugal force is generated on the bearing, which suppresses heat generation. Because of this reduced friction, ceramic bearings are more efficient at transferring energy. Compared to steel bearings, ceramic balls have longer life spans. Nonetheless, these ceramic balls aren’t as strong as steel. Therefore, it is important to understand the limitations of the ceramic ball bearing before buying one.
The ceramic materials used for ball bearings are resistant to micro-welding. Metals undergo this process when imperfections in the surfaces interact. Eventually, this results in a brittle ball that reduces the life of a bearing. Unlike metals, ceramic materials have a stable behavior at high temperatures and exhibit less thermal expansion. This means that they can be used for applications where lubrication isn’t an option.
While steel balls can easily absorb contaminants and foreign particles, the ceramic ball is insensitive to this, and doesn’t require lubrication. This means they’re not susceptible to corrosion and other common problems. These are just a few reasons why ceramics are a better choice. This technology has a wide range of uses. It’s easy to see why it is so popular. If you’re looking for a new bearing for your application, be sure to contact an AST Applications Engineer. They can analyze your operating conditions and potential failure modes.
Angular contact
An Angular Contact Ball Bearing (also known as an angular-contact bearing) has an axial component that is generated when radial loads are applied. They are generally used in pairs, triplex sets, or quadruplex sets. These bearings are also available with Super Finished Raceways to reduce noise and improve lubricant distribution. Angular contact ball bearings have various design units, such as bore size, outer diameter, and outer ring width.
A single-row angular contact bearing has a radial contact angle that is equal to the angular distance between the two rings. Double-row angular bearings are designed for two-way thrust capability. These types of bearings can be purchased at Grainger and other online retailers. A typical angular contact bearing will last up to a million revolutions. They are often used in industrial angular contact bearings.
Single-row angular contact ball bearings feature a set contact angle. These bearings can support radial and axial loads, but they can’t withstand high speeds. Single-row angular contact ball bearings may also have one or two shoulders relieved. Thrust load is a pressure placed on the bearing when it is installed in an assembly, and it is used to create an angle between the races.
Angular contact ball bearings come in single and double-row configurations. They differ in the axial load they can carry and the type of lubrication they use. Angular contact ball bearings are ideal for high-speed applications and can accommodate both radial and axial loads. The type of contact and lubrication used in angular-contact ball bearings depends on the intended use for the bearing.
High-carbon steel
Carbon steel is a low-alloy and high-carbon steel used in bearings. This material provides superior strength and fatigue properties for ball and roller bearings. Its mechanical properties are ideal for applications where the temperature is less than 400 degrees Fahrenheit. High-carbon steel is also used to make bearing components for chrome steel bearings. These types of steels are softer than chrome steel but provide superior durability in applications where the material is exposed to severe conditions.
Hardened carbon steel balls with an AISI 1015 hardness index are used in a variety of automotive, commercial, and semi-precision applications. In addition to automotive applications, they are also used in slides, trolleys, and conveyors. AISI 1015 carbon steel balls are used in bearings. They can be purchased in a variety of weights and diameters. Carbon steel balls can also be purchased in nickel-plated or uncoated varieties for decorative purposes.
In order to determine whether a ball bearing is made of high-carbon steel, the material must be tested for its hardness. An ordinary pocket magnet will work well, but an ordinary rare earth magnet isn’t powerful enough to measure the hardness. If it attracts the magnet strongly, the metal is steel, while a weak magnet indicates a non-ferrous material. A hardness test requires a special microhardness test.
A lower-carbon steel is another option. Some miniature bearing manufacturers use a material with less carbon than AISI 440C. This material is also known as KS440 or X65Cr13. After being heat-treated, it develops smaller carbides, resulting in superior low-noise characteristics and the same corrosion-resistance as 440C. These materials are a less expensive alternative than chrome steel, but they are often less durable than chrome alloy steel.
Single-row
Single-row angular contact ball bearings accommodate axial loads in one direction. These are normally adjusted against a second bearing. Unlike other ball bearings, they are non-separable and contain an upper and lower shoulder. Single-row ball bearings are made of Chromium Steel (GCr15) which is heat-treated to achieve high uniform hardness and excellent wear resistance. They are the most commonly used type of bearings in the world.
Because of the angular contact between the radial plane and the raceway, single-row ball bearings transmit radial forces from raceway to raceway. A higher a, the greater the axial load carrying capacity of the bearing. Single-row angular contact ball bearings are ideal for high axial loads. However, they have limited preload capabilities and must be installed in pairs. Hence, they are best used for applications where axial forces must be distributed.
Single-row ball bearings can be pre-lubricated and have steel shields. They are also available with rubber seals or snap rings on the outside edge. They are available with various retainers, including pressed steel cages, plastic shields, and rubber seals. A tapered bore is also available upon request. They are ideal for applications where space is limited. The 6200 series of bearings are especially well suited for electrical motors, dental hand tools, and optical encoders.
Single-row angular contact ball bearings are widely used for axial loads. The outer and inner rings have slightly larger radii than the balls. These bearings can accommodate high speeds and low torque. They can also be supplied with different grease levels. If grease is needed, you can choose a lubricant that has different characteristics depending on the application. They are easy to install and maintain. However, they are not recommended for adjacent mounting.
Plastic
A plastic ball bearing is a highly versatile component that can be mounted in a variety of components, including wheels, pulleys and housings. The outer ring of a plastic bearing is usually the pulley profile. The inner ring can be made of a shaft or polymer. The integrated design of a plastic ball bearing helps to reduce assembly time and cost. Here are some of the benefits of this type of bearing:
First and foremost, plastic balls are lighter than metal balls. They also have less magnetic properties than steel balls, making them the best option for applications requiring low weight and noise. Glass balls are also lighter than stainless steel balls, making them the ideal metal-free choice. They are also very corrosion-resistant, which makes them a great choice for some applications. In addition to being lightweight, polymer ball bearings are also quiet. And because of their low weight, plastic ball bearings are ideal for applications that require fast speed.
Another advantage of plastic bearings is their ability to withstand high temperatures. This material is also abrasion and corrosion-resistant. It meets FDA and USDA acceptance requirements. Aside from its abrasion-resistant and corrosion-resistant properties, these plastics do not transfer heat. Aside from being extremely durable and flexible, most plastics are also self-lubricating. Common plastics include phenolics, acetals, nylon, and ultra high molecular weight polyethylene. Nonetheless, plastics have limitations, and these materials may be damaged by extreme temperatures or cold flow under heavy loads.
Other advantages of plastic ball bearings include their low density, high hardness and low friction coefficient, and ability to withstand heat and corrosion. Ceramics are also lightweight, non-conductive, and have superior resistance to friction. These products can withstand temperatures up to 1,800 degrees Fahrenheit. If you’re in the market for a plastic ball bearing, it’s important to choose the right type of material. And if you’re looking for a high-quality bearing, look no further.


editor by czh 2023-01-16