Fuzhou Zoomland Import and Export Trade Co.,Ltd
More Than Just Quality Bearings
Add to Cart
Heavy Duty Needle Bearings with Inner Ring NKI/NKIS/NA49/NA69 Series
With Inner Ring Type-Metric
Materials:
• 52100 Hardened Chrome Steel Needle Bearing
• Low Carbon Steel Cage
Feature:
• The bearing with inner ring is the best choice if the shaft can not be used as raceway.
• The outer ring with needle roller and cage, and inner ring can be installed separately.
Applications:
The heavy duty roller bearing is widely used for automobile, motocycle, electric tools, textile machines, printing machinery, food packing machinery, etc..
| Shaft Dia | Bearing No. | Mass Approx. | Boundary Dimensions |
Rating |
Speed | ||||||||
| d | F | D | B | Cr Dynamic | Cor Static | Oil | |||||||
| mm | Series | Substituted | g | mm | N | rpm | |||||||
| NKI | NKIS | NA49 | NA69 | ||||||||||
| 8 | -- | NKIS8 | -- | -- | -- | 46 | 8 | 14 | 25 | 16 | 12400 | 11300 | 21500 |
| 9 | NKI9/12 | -- | -- | -- | -- | 14.6 | 9 | 12 | 19 | 12 | 6200 | 7002 | 21700 |
| 10 | NKI10/16 | -- | -- | -- | -- | 27.3 | 10 | 14 | 22 | 16 | 9808 | 10500 | 19650 |
| -- | -- | NA4900 | -- | 4524900 | 21 | 10 | 14 | 22 | 13 | 8006 | 9000 | 23700 | |
| -- | -- | -- | NA6900 | 6534900 | 38.4 | 10 | 14 | 22 | 22 | 8281 | 11612 | 23700 | |
| 12 | -- | -- | NA4901 | -- | 4524901 | 25.1 | 12 | 16 | 24 | 13 | 5047 | 6352 | 20000 |
| NKI12/20 | -- | -- | -- | -- | 39 | 12 | 16 | 24 | 20 | 14000 | 18400 | 21000 | |
| -- | -- | -- | NA6901 | 6534901 | 44.5 | 12 | 16 | 24 | 22 | 11647 | 17052 | 19100 | |
| -- | NKIS12 | -- | -- | -- | 58 | 12 | 18 | 30 | 16 | 16000 | 17000 | 19100 | |
| 15 | NKI15/16 | -- | -- | -- | -- | 38 | 15 | 19 | 27 | 16 | 8847 | 12853 | 18800 |
| NKI15/20 | -- | -- | -- | -- | 45.7 | 15 | 19 | 27 | 20 | 12347 | 19053 | 18800 | |
| -- | -- | NA4902 | -- | 4524902 | 32 | 15 | 20 | 28 | 13 | 6447 | 9053 | 17000 | |
| -- | -- | -- | NA6902 | 6534902 | 61.6 | 15 | 20 | 28 | 23 | 13100 | 20900 | 20000 | |
| -- | NKIS15 | -- | -- | -- | 90 | 15 | 22 | 35 | 20 | 23500 | 24000 | 17000 | |
| 17 | NKI17/16 | -- | -- | -- | -- | 41.4 | 17 | 21 | 29 | 16 | 13000 | 18200 | 17000 |
| -- | -- | NA4903 | -- | 4544903 | 32.8 | 17 | 22 | 30 | 13 | 7010 | 10010 | 16700 | |
| -- | -- | -- | NA6903 | 6534903 | 68.2 | 17 | 22 | 30 | 23 | 14400 | 24900 | 16200 | |
| 20 | NKI20/16 | -- | -- | -- | -- | 48.5 | 20 | 24 | 32 | 16 | 10800 | 17000 | 14000 |
| -- | -- | NA4904 | -- | 4524904 | 70.2 | 20 | 25 | 37 | 17 | 11912 | 16594 | 16200 | |
| -- | NKIS20 | -- | -- | -- | 119 | 20 | 28 | 42 | 20 | 26500 | 35500 | 14000 | |
| 22 | NKI22/16 | -- | -- | -- | -- | 50 | 22 | 25 | 34 | 16 | 8721 | 15340 | 16200 |
| -- | -- | NA49/22 | -- | -- | 76 | 22 | 28 | 39 | 17 | 12996 | 19175 | 14360 | |
| -- | -- | -- | NA69/22 | -- | 130 | 22 | 28 | 39 | 30 | 21375 | 35750 | 14360 | |
| 25 | NKI25/30 | -- | -- | -- | -- | 115 | 25 | 29 | 38 | 30 | 31500 | 56000 | 14000 |
| -- | -- | NA4905 | -- | 4524905 | 76 | 25 | 30 | 42 | 17 | 13452 | 20475 | 13832 | |
| -- | -- | -- | NA6905 | 6534905 | 138 | 25 | 30 | 42 | 30 | 19300 | 31750 | 13832 | |
| -- | NKIS25 | -- | -- | -- | 160 | 25 | 32 | 47 | 22 | 32000 | 55000 | 12500 | |
| 28 | -- | -- | NA49/28 | -- | 45449/28 | 90.7 | 28 | 32 | 45 | 17 | 13900 | 20100 | 13832 |
| -- | -- | -- | NA69/28 | -- | 170 | 28 | 32 | 45 | 30 | 22400 | 36850 | 13832 | |
| 32 | NKI32/20 | -- | -- | -- | -- | 101 | 32 | 35 | 45 | 20 | 13851
Inquiry Cart
0
| ||