| 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 628/8-2RZ | 8 | 16 | 5 | 0.715 | 0.3 | 90000 | 45000 | Deep groove ball bearing |
| W 628/8-2Z | 8 | 16 | 5 | 0.715 | 0.3 | 90000 | 45000 | Deep groove ball bearing |
| W 628/9 R-2RS1 | 9 | 17 | 5 | 0.761 | 0.335 | 24000 | Deep groove ball bearing | |
| W 628/9 R-2Z | 9 | 17 | 5 | 0.761 | 0.335 | 85000 | 43000 | Deep groove ball bearing |
| W 628/9-2RS1 | 9 | 17 | 5 | 0.761 | 0.335 | 24000 | Deep groove ball bearing | |
| W 628/9-2RZ | 9 | 17 | 5 | 0.761 | 0.335 | 85000 | 43000 | Deep groove ball bearing |
| W 628/9-2Z | 9 | 17 | 5 | 0.761 | 0.335 | 85000 | 43000 | Deep groove ball bearing |
| W 628-2RS1 | 8 | 24 | 8 | 2.47 | 1.12 | 20000 | Deep groove ball bearing | |
| W 628-2RZ | 8 | 24 | 8 | 2.47 | 1.12 | 70000 | 36000 | Deep groove ball bearing |
| W 628-2Z | 8 | 24 | 8 | 2.47 | 1.12 | 70000 | 36000 | Deep groove ball bearing |
| W 629 | 9 | 26 | 8 | 3.97 | 1.96 | 67000 | 40000 | Deep groove ball bearing |
| W 629-2RS1 | 9 | 26 | 8 | 3.97 | 1.96 | 19000 | Deep groove ball bearing | |
| W 629-2RZ | 9 | 26 | 8 | 3.97 | 1.96 | 67000 | 32000 | Deep groove ball bearing |
| W 629-2Z | 9 | 26 | 8 | 3.97 | 1.96 | 67000 | 32000 | Deep groove ball bearing |
| W 630/1.5 R-2Z | 1.5 | 6 | 3 | 0.19 | 0.051 | 180000 | 90000 | Deep groove ball bearing |
| W 630/1.5-2Z | 1.5 | 6 | 3 | 0.19 | 0.051 | 180000 | 90000 | Deep groove ball bearing |
| W 630/2 R-2ZS | 2 | 7 | 3.5 | 0.221 | 0.067 | 160000 | 80000 | Deep groove ball bearing |
| W 630/2.5 R-2Z | 2.5 | 8 | 4 | 0.312 | 0.088 | 160000 | 80000 | Deep groove ball bearing |
| W 630/2.5-2Z | 2.5 | 8 | 4 | 0.312 | 0.088 | 160000 | 80000 | Deep groove ball bearing |
| W 630/2-2ZS | 2 | 7 | 3.5 | 0.221 | 0.067 | 160000 | 80000 | Deep groove ball bearing |
| W 630/3 R-2Z | 3 | 9 | 5 | 0.325 | 0.095 | 140000 | 70000 | Deep groove ball bearing |
| W 630/3-2Z | 3 | 9 | 5 | 0.325 | 0.095 | 140000 | 70000 | Deep groove ball bearing |
| W 6300 | 10 | 35 | 11 | 7.02 | 3.4 | 53000 | 34000 | Deep groove ball bearing |
| W 6300-2RS1 | 10 | 35 | 11 | 7.02 | 3.4 | 15000 | Deep groove ball bearing | |
| W 6300-2RZ | 10 | 35 | 11 | 7.02 | 3.4 | 53000 | 26000 | Deep groove ball bearing |
| W 6300-2Z | 10 | 35 | 11 | 7.02 | 3.4 | 53000 | 26000 | Deep groove ball bearing |
| W 6301 | 12 | 37 | 12 | 8.32 | 4.15 | 48000 | 30000 | Deep groove ball bearing |
| W 6301-2RS1 | 12 | 37 | 12 | 8.32 | 4.15 | 14000 | Deep groove ball bearing | |
| W 6301-2RZ | 12 | 37 | 12 | 8.32 | 4.15 | 48000 | 24000 | Deep groove ball bearing |
| W 6301-2Z | 12 | 37 | 12 | 8.32 | 4.15 | 48000 | 24000 | Deep groove ball bearing |
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