WD Bearing Group
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KBK Type Needle Roller Bearings
The outer rings of this needle bearings and bearings case are interference fitted without axial fixed settings. The effcient capacity can be maintained even if in the condition of high speed and huge loading capacity .
| Shaft Diameter | Bearing Designation | Mass Approx | Boundary Dimensions | Basic Load Rating | ||||
| Current | Orignal Code | Fw | Ew | Bc | Cr Dynamic | Cor Static | ||
| mm | g | mm | N | |||||
| 8 |
KBK8×11×10
|
39241/8 | 1.85 | 8 | 11 | 10 | 3500 | 4000 |
|
KBK8×12×10
|
29242/8 | 2 | 8 | 12 | 10 | 3700 | 4100 | |
| 9 |
KBK9×12×11.5
|
2.4 | 9 | 12 | 11.5 | 4200 | 4800 | |
|
KBK9×12×13
|
49241/9 | 2.75 | 9 | 12 | 13 | 4600 | 5800 | |
|
KBK9×12×14
|
3.5 | 9 | 12 | 14 | 4700 | 5900 | ||
|
KBK9×13×12
|
39242/9 | 4.1 | 9 | 13 | 12 | 5300 | 5700 | |
|
KBK9×13×12.5
|
4.9 | 9 | 13 | 12.5 | 5300 | 5700 | ||
|
KBK9×13×13
|
39242/9 | 5.1 | 9 | 13 | 13 | 5350 | 5600 | |
| 10 |
KBK10×13×8
|
29241/10 | 2 | 10 | 13 | 8 | 4000 | 5000 |
|
KBK10×13×10
|
39241/10 | 2.4 | 10 | 13 | 10 | 4200 | 5200 | |
|
KBK10×13×14.5
|
59241/10 | 5.1 | 10 | 13 | 14.5 | 5400 | 6600 | |
|
KBK10×13×16
|
5.7 | 10 | 13 | 16 | 6800 | 7700 | ||
|
KBK10×14×10
|
29242/10 | 3.4 | 10 | 14 | 10 | 4400 | 4600 | |
|
KBK10×14×11
|
4 | 10 | 14 | 11 | 5200 | 5700 | ||
|
KBK10×14×12
|
4.5 | 10 | 14 | 12 | 5400 | 6000 | ||
|
KBK10×14×12.5
|
4.85 | 10 | 14 | 12.5 | 5600 | 6200 | ||
|
KBK10×14×13
|
39242/10 | 5.4 | 10 | 14 | 13 | 5600 | 6200 | |
| 11 |
KBK11×15×17
|
5 | 11 | 15 | 17 | 5200 | 7000 | |
| 12 |
KBK12×15×13
|
49241/12 | 4.6 | 12 | 15 | 13 | 5500 | 7300 |
|
KBK12×15×14.3
|
5.4 | 12 | 15 | 14.3 | 5800 | 7700 | ||
|
KBK12×15×15
|
59241/12 | 5.6 | 12 | 15 | 15 | 5900 | 7800 | |
|
KBK12×15×16.5
|
6.2 | 12 | 15 | 16.6 | 6800 | 9900 | ||
|
KBK12×15×17
|
69241/12 | 6.3 | 12 | 15 | 17 | 7000 | 10000 | |
|
KBK12×15×17.5
|
6.5 | 12 | 15 | 17.5 | 7000 | 10000 | ||
|
KBK12×16×13
|
39242/12 | 6.7 | 12 | 16 | 13 | 6300 | 7600 | |
|
KBK12×16×15
|
149242/12KY | 7.9 | 12 | 16 | 15 | 7500 | 9000 | |
|
KBK12×16×15.5
|
8.3 | 12 | 16 | 15.5 | 7600 | 10000 | ||
|
KBK12×16×16
|
59241/12 | 8.5 | 12 | 16 | 16 | 7800 | 9300 | |
|
KBK12×16×17
|
59242/12 | 9.2 | 12 | 16 | 17 | 7900 | 9400 | |
|
KBK12×17×14
|
8 | 12 | 17 | 14 | 8000 | 9500 | ||
|
KBK12×17×14.3
|
8.4 | 12 | 17 | 14.3 | 8000 | 9500 | ||
|
KBK12×17×14.8
|
8.8 | 12 | 17 | 14.8 | 8300 | 9800 | ||
| 13 |
KBK13×17×14.5
|
7.1 | 13 | 17 | 14.5 | 8300 | 10200 | |
|
KBK13×17×17.5
|
8.6 | 13 | 17 | 17.5 | 9500 | 12100 | ||
| 14 |
KBK14×18×10
|
29241/14 | 4.6 | 14 | 18 | 10 | 6260 | 7400 |
|
KBK14×18×12
|
6.6 | 14 | 18 | 12 | 6380 | 7570 | ||
|
KBK14×18×13
|
39241/14 | 7.6 | 14 | 18 | 13 | 7300 | 8700 | |
|
KBK14×18×14
|
6.33 | 14 | 18 | 14 | 7400 | 8800 | ||
|
KBK14×18×14.5
|
8 | 14 | 18 | 14.5 | 7400 | 8800 | ||
|
KBK14×18×15
|
49241/14 | 8.3 | 14 | 18 | 15 | 7600 | 8990 | |
|
KBK14×18×16.5
|
9.6 | 14 | 18 | 16.5 | 8800 | 9700 | ||
|
KBK14×18×17
|
59241/14 | 10.1 | 14 | 18 | 17 | 8900 | 9800 | |
|
KBK14×18×20
|
69241/14 | 12 | 14 | 18 | 20 | 9000 | 10100 | |
|
KBK14×18×21
|
13 | 14 | 18 | 21 | 10500 | 12400 | ||
|
KBK14×18×22
|
14 | 14 | 18 | 22 | 11100 | 13100 | ||
|
KBK14×19×17
|
49242/14K | 10.3 | 14 | 19 | 17 | 11100 | 13100 | |
| 15 |
KBK15×19×10
|
29241/15Y | 5 | 15 | 19 | 10 | 6500 | 8600 |
|
KBK15×19×18
|
11 | 15 | 19 | 18 | 9900 | 11300 | ||
|
KBK15×19×19
|
12 | 15 | 19 | 19 | 10100 | 12800 | ||
|
KBK15×19×20
|
69241/15 | 12.9 | 15 | 19 | 20 | 11300 | 15500 | |
|
KBK15×20×24
|
SZ-433 | 18.6 | 15 | 20 | 24 | 14100 | 20000 | |
| 16 |
KBK16×20×19
|
12 | 16 | 20 | 19 | 11700 | 16800 | |
|
KBK16×20×20
|
69241/16Y | 13.4 | 16 | 20 | 20 | 12900 | 17600 | |
|
KBK16×20×21
|
14 | 16 | 20 | 21 | 12900 | 17600 | ||
|
KBK16×20×22
|
15 | 16 | 20 | 22 | 13000 | 18700 | ||
|
KBK16×21×19
|
59242/16 | 16 | 16 | 21 | 19 | 13000 | 18700 | |
| 17.5 |
KBK17.5×22×16
|
9.3 | 17.5 | 22 | 16 | 11000 | 16300 | |
| 18 |
KBK18×22×22
|
16.9 | 18 | 22 | 22 | 11500 | 17700 | |
|
KBK18×22×23.5
|
18 | 18 | 22 | 23.5 | 11900 | 19000 | ||
|
KBK18×22×24
|
18.4 | 18 | 22 | 24 | 12000 | 20000 | ||
|
KBK18×22×25
|
19.1 | 18 | 22 | 25 | 12700 | 20100 | ||
|
KBK18×23×21
|
18 | 18 | 23 | 21 | 9900 | 10100 | ||
|
KBK18×23×23
|
69242/18 | 20 | 18 | 23 | 23 | 10500 | 12000 | |
|
KBK18×24×20
|
49243/18 | 20 | 18 | 24 | 20 | 20000 | 25000 | |
| 20 |
KBK20×24×30
|
22.1 | 20 | 24 | 30 | 14900 | 25500 | |
|
KBK20×25×22
|
19.5 | 20 | 25 | 22 | 15200 | 22300 | ||
|
KBK20×25×25
|
23 | 20 | 25 | 25 | 17100 | 24000 | ||
|
Toleranle of width:-0.20/-0.55mm.Special tolerance requirment shall be indicated on order
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