| Bearing model | Boundary Dimensions（mm） | Speed Rating(ipm) | Load Rating （kn） | Bearing type | ||||
|---|---|---|---|---|---|---|---|---|
| d | D | B | Grease lubrication | Oil lubrication | Dynamic Cr | Static Cor | ||
| W 6302 | 15 | 42 | 13 | 9.95 | 5.4 | 40000 | 26000 | Deep groove ball bearing |
| W 6302-2RS1 | 15 | 42 | 13 | 9.95 | 5.4 | 11000 | Deep groove ball bearing | |
| W 6302-2RZ | 15 | 42 | 13 | 9.95 | 5.4 | 40000 | 20000 | Deep groove ball bearing |
| W 6302-2Z | 15 | 42 | 13 | 9.95 | 5.4 | 40000 | 20000 | Deep groove ball bearing |
| W 6303 | 17 | 47 | 14 | 11.7 | 6.55 | 36000 | 22000 | Deep groove ball bearing |
| W 6303-2RS1 | 17 | 47 | 14 | 11.7 | 6.55 | 10000 | Deep groove ball bearing | |
| W 6303-2RZ | 17 | 47 | 14 | 11.7 | 6.55 | 36000 | 18000 | Deep groove ball bearing |
| W 6303-2Z | 17 | 47 | 14 | 11.7 | 6.55 | 36000 | 18000 | Deep groove ball bearing |
| W 6304 | 20 | 52 | 15 | 13.8 | 7.8 | 34000 | 20000 | Deep groove ball bearing |
| W 6304-2RS1 | 20 | 52 | 15 | 13.8 | 7.8 | 9500 | Deep groove ball bearing | |
| W 6304-2RZ | 20 | 52 | 15 | 13.8 | 7.8 | 34000 | 17000 | Deep groove ball bearing |
| W 6304-2Z | 20 | 52 | 15 | 13.8 | 7.8 | 34000 | 17000 | Deep groove ball bearing |
| W 6305 | 25 | 62 | 17 | 17.8 | 11.2 | 26000 | 17000 | Deep groove ball bearing |
| W 6305-2RS1 | 25 | 62 | 17 | 17.8 | 11.2 | 7500 | Deep groove ball bearing | |
| W 6305-2RZ | 25 | 62 | 17 | 17.8 | 11.2 | 26000 | 13000 | Deep groove ball bearing |
| W 6305-2Z | 25 | 62 | 17 | 17.8 | 11.2 | 26000 | 13000 | Deep groove ball bearing |
| W 6306 | 30 | 72 | 19 | 22.9 | 15 | 22000 | 14000 | Deep groove ball bearing |
| W 6306-2RS1 | 30 | 72 | 19 | 22.9 | 15 | 6300 | Deep groove ball bearing | |
| W 6306-2RZ | 30 | 72 | 19 | 22.9 | 15 | 22000 | 11000 | Deep groove ball bearing |
| W 6306-2Z | 30 | 72 | 19 | 22.9 | 15 | 22000 | 11000 | Deep groove ball bearing |
| W 6307 | 35 | 80 | 21 | 28.6 | 19 | 20000 | 13000 | Deep groove ball bearing |
| W 6307-2RS1 | 35 | 80 | 21 | 28.6 | 19 | 5600 | Deep groove ball bearing | |
| W 6307-2RZ | 35 | 80 | 21 | 28.6 | 19 | 20000 | 10000 | Deep groove ball bearing |
| W 6307-2Z | 35 | 80 | 21 | 28.6 | 19 | 20000 | 10000 | Deep groove ball bearing |
| W 633 | 3 | 13 | 5 | 0.741 | 0.25 | 110000 | 70000 | Deep groove ball bearing |
| W 633-2RS1 | 3 | 13 | 5 | 0.741 | 0.25 | 32000 | Deep groove ball bearing | |
| W 633-2Z | 3 | 13 | 5 | 0.741 | 0.25 | 110000 | 56000 | Deep groove ball bearing |
| W 634 | 4 | 16 | 5 | 0.761 | 0.265 | 100000 | 63000 | Deep groove ball bearing |
| W 634 R | 4 | 16 | 5 | 0.761 | 0.265 | 100000 | 63000 | Deep groove ball bearing |
| W 634 R-2RS1 | 4 | 16 | 5 | 0.761 | 0.265 | 30000 | Deep groove ball bearing | |
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