| Bearing model | Boundary Dimensions（mm） | Speed Rating(ipm) | Load Rating （kn） | Bearing type | ||||
|---|---|---|---|---|---|---|---|---|
| d | D | B | Grease lubrication | Oil lubrication | Dynamic Cr | Static Cor | ||
| D/W R8 R-2RS1 | 12.7 | 28.575 | 7.938 | 4.42 | 2.36 | 16000 | Deep groove ball bearing | |
| D/W R8 R-2RZ | 12.7 | 28.575 | 7.938 | 4.42 | 2.36 | 60000 | 30000 | Deep groove ball bearing |
| D/W R8 R-2Z | 12.7 | 28.575 | 7.938 | 4.42 | 2.36 | 60000 | 30000 | Deep groove ball bearing |
| D/W R8-2RS1 | 12.7 | 28.575 | 7.938 | 4.42 | 2.36 | 16000 | Deep groove ball bearing | |
| D/W R8-2RZ | 12.7 | 28.575 | 7.938 | 4.42 | 2.36 | 60000 | 30000 | Deep groove ball bearing |
| D/W R8-2Z | 12.7 | 28.575 | 7.938 | 4.42 | 2.36 | 60000 | 30000 | Deep groove ball bearing |
| D/W RW0 R-2Z | 1.191 | 3.967 | 3.175 | 0.062 | 0.016 | 220000 | 110000 | Deep groove ball bearing |
| D/W RW1 R-2Z | 1.397 | 4.762 | 3.571 | 0.133 | 0.034 | 200000 | 100000 | Deep groove ball bearing |
| D/W RW133 | 2.38 | 4.762 | 2.38 | 0.104 | 0.03 | 190000 | 120000 | Deep groove ball bearing |
| D/W RW133 R | 2.38 | 4.762 | 2.38 | 0.104 | 0.03 | 190000 | 120000 | Deep groove ball bearing |
| D/W RW133 R-2ZS | 2.38 | 4.762 | 3.175 | 0.078 | 0.025 | 190000 | 95000 | Deep groove ball bearing |
| D/W RW133-2ZS | 2.38 | 4.762 | 3.175 | 0.078 | 0.025 | 190000 | 95000 | Deep groove ball bearing |
| D/W RW1-4 | 1.984 | 6.35 | 3.175 | 0.163 | 0.048 | 170000 | 100000 | Deep groove ball bearing |
| D/W RW1-4 R | 1.984 | 6.35 | 3.175 | 0.163 | 0.048 | 170000 | 100000 | Deep groove ball bearing |
| D/W RW1-4 R-2Z | 1.984 | 6.35 | 4.366 | 0.163 | 0.048 | 170000 | 85000 | Deep groove ball bearing |
| D/W RW1-4-2Z | 1.984 | 6.35 | 4.366 | 0.163 | 0.048 | 170000 | 85000 | Deep groove ball bearing |
| D/W RW1-4-2ZS | 1.984 | 6.35 | 4.366 | 0.163 | 0.048 | 170000 | 85000 | Deep groove ball bearing |
| D/W RW144 | 3.175 | 6.35 | 3.175 | 0.163 | 0.048 | 170000 | 100000 | Deep groove ball bearing |
| D/W RW144 R | 3.175 | 6.35 | 3.175 | 0.163 | 0.048 | 170000 | 100000 | Deep groove ball bearing |
| D/W RW144 R-2Z | 3.175 | 6.35 | 3.571 | 0.163 | 0.048 | 170000 | 85000 | Deep groove ball bearing |
| D/W RW144-2Z | 3.175 | 6.35 | 3.571 | 0.163 | 0.048 | 170000 | 85000 | Deep groove ball bearing |
| D/W RW1-5-2Z | 2.38 | 7.938 | 4.366 | 0.312 | 0.088 | 160000 | 80000 | Deep groove ball bearing |
| D/W RW155 | 3.967 | 7.938 | 3.571 | 0.203 | 0.075 | 140000 | 90000 | Deep groove ball bearing |
| D/W RW155 R | 3.967 | 7.938 | 3.571 | 0.203 | 0.075 | 140000 | 90000 | Deep groove ball bearing |
| D/W RW155 R-2ZS | 3.967 | 7.938 | 3.967 | 0.203 | 0.075 | 140000 | 70000 | Deep groove ball bearing |
| D/W RW155-2ZS | 3.967 | 7.938 | 3.967 | 0.203 | 0.075 | 140000 | 70000 | Deep groove ball bearing |
| D/W RW156 | 4.762 | 7.938 | 3.571 | 0.203 | 0.075 | 140000 | 90000 | Deep groove ball bearing |
| D/W RW156 R | 4.762 | 7.938 | 3.571 | 0.203 | 0.075 | 140000 | 90000 | Deep groove ball bearing |
| D/W RW156 R-2ZS | 4.762 | 7.938 | 3.967 | 0.203 | 0.075 | 140000 | 70000 | Deep groove ball bearing |
| D/W RW156-2ZS | 4.762 | 7.938 | 3.967 | 0.203 | 0.075 | 140000 | 70000 | Deep groove ball bearing |
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