| Bearing No. | d | D | B | Seal Type | Basic load ratings(Cr) | Basic load ratings（Cor) | Limited Speed（rpm) Grease | Limited Speed（rpm) Grease | Mass(g) |
| R2-6ZZ | 3.175 | 9.525 | 3.571 | 金属密封 | 122 | 41 | 53000 | 63000 | 1.23 | R2A | 3.175 | 12.7 | 4.366 | 开式 | 122 | 41 | 53000 | 63000 | 3.3 |
| R2AZZ | 3.175 | 127 | 4.366 | 金属密封 | 122 | 41 | 53000 | 63000 | 3.3 | R155 | 3.967 | 7.938 | 2.779 | 开式 | 69 | 27 | 53000 | 63000 | 0.51 |
| R155ZZ | 3.967 | 7.938 | 3.175 | 金属密封 | 69 | 27 | 53000 | 63000 | 0.61 | R156 | 4.763 | 7.938 | 2.779 | 开式 | 69 | 27 | 53000 | 63000 | 0.4 |
| R156-2RS | 4.763 | 7.938 | 3.175 | 橡胶密封 | 69 | 27 | 53000 | 63000 | 0.45 | R156ZZ | 4.763 | 7.938 | 3.175 | 金属密封 | 69 | 27 | 53000 | 63000 | 0.45 |
| R166 | 4.763 | 9.525 | 3.175 | 开式 | 136 | 49 | 50000 | 60000 | 0.81 | R166-2RS | 4.763 | 9.525 | 3.175 | 橡胶密封 | 136 | 49 | 50000 | 60000 | 0.85 |
| R166ZZ | 4.763 | 9.525 | 3.175 | 金属密封 | 136 | 49 | 50000 | 60000 | 0.85 | R3 | 4.763 | 12.7 | 3.967 | 开式 | 249 | 88 | 43000 | 50000 | 2.21 |
Mobile Site
