R系列轴承尺寸
| 轴承型号 | 内径 | 外径 | 宽度B | 倒角 rsmin |
额定负荷N | ||
| d | D | 开式 | 闭式 | 动负荷Cr | 静负荷Cor | ||
| R2 | 3.175/.12 | 9.525/.375 | 3.969/.156 | 3.969/.156 | 0.3/.0118 | 640 | 220 |
| R3 | 4.762/.18 | 12.7/.5 | 3.969/.156 | 4.978/.196 | 0.3/.0118 | 1070 | 420 |
| R4 | 6.35/.25 | 15.875/.625 | 4.978/.196 | 4.978/.196 | 0.3/.0118 | 1470 | 600 |
| R4A | 6.35/.25 | 19.05/.75 | 5.556/.218 | 7.144/.281 | 0.3/.0118 | 2800 | 1060 |
| R6 | 9.525/.37 | 22.225/.875 | 5.556/.218 | 7.144/.281 | 0.3/.0118 | 3330 | 1410 |
| R8 | 12.7/.5 | 28.575/1.12 | 6.35/.25 | 7.938/.312 | 0.4/.0157 | 5110 | 2380 |
| R10 | 15.875/.6 | 34.925/1.37 | 7.144/.281 | 8.731/.343 | 0.8/.0315 | 6000 | 3250 |
| R12 | 19.05/.75 | 41.275/1.64 | 7.938/.312 | 11.112/.43 | 0.8/.0315 | 9370 | 5020 |
| R14 | 22.225/.8 | 47.625/1.87 | 9.525/.375 | 12.7/.5 | 0.8/.0315 | 10060 | 5920 |
| R16 | 25.4/1 | 50.8/2 | 9.525/.375 | 12.7/.5 | 1/.0394 | 14020 | 7930 |