| 外形尺寸（mm) | 額定載荷(N) | 軸承代號 | 安裝尺寸(mm) | 重量(kg) | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| d | D | B | γ+0.50 | Cr | Cor | Da (最小） | da (最大） | γa (最大) | (參攷) | |
| 254 | 304.8 | 25.4 | 2.1 | 51000 | 82500 | NBX 25425 | 261 | 297.5 | 2 | 3.4 |
| 254 | 292.1 | 19.05 | 2.1 | 33500 | 61500 | NBX 25419 | 261 | 285 | 2 | 1.85 |
| 254 | 279.4 | 12.7 | 1.6 | 18700 | 40500 | NBX 25412 | 260 | 273 | 1.5 | 0.84 |
| 254 | 273.05 | 9.525 | 1.1 | 12300 | 30000 | NBX 25409 | 259 | 268 | 1 | 0.46 |
| 228.6 | 279.4 | 25.4 | 2.1 | 49500 | 74500 | NBX 22825 | 236 | 272 | 2 | 3.1 |
| 228.6 | 266.7 | 19.05 | 2.1 | 32500 | 55500 | NBX 22819 | 236 | 259.5 | 2 | 1.7 |
| 228.6 | 254 | 12.7 | 1.6 | 18000 | 36500 | NBX 22812 | 235 | 248 | 1.5 | 0.76 |
| 228.6 | 247.65 | 9.525 | 1.1 | 11900 | 27200 | NBX 22809 | 234 | 242.5 | 1 | 0.41 |
| 203.2 | 254 | 25.4 | 2.1 | 47500 | 66500 | NBX 20325 | 210.5 | 247 | 2 | 2.8 |
| 203.2 | 241.3 | 19.05 | 2.1 | 31000 | 49500 | NBX 20319 | 210.5 | 234 | 2 | 1.5 |
| 203.2 | 228.6 | 12.7 | 1.6 | 17300 | 32500 | NBX 20312 | 209.5 | 222.5 | 1.5 | 0.68 |
| 203.2 | 222.25 | 9.525 | 1.1 | 11400 | 24200 | NBX 20309 | 208.5 | 217 | 1 | 0.37 |
| 203.2 | 219.075 | 7.938 | 1.1 | 9000 | 21000 | NBX 20307 | 208.5 | 214 | 1 | 0.26 |
| 190.5 | 241.3 | 25.4 | 2.1 | 46000 | 61500 | NBX 19025 | 197.5 | 234 | 2 | 2.65 |
| 190.5 | 228.6 | 19.05 | 2.1 | 30500 | 46500 | NBX 19019 | 197.5 | 221.5 | 2 | 1.4 |
| 190.5 | 215.9 | 12.7 | 1.6 | 16900 | 30500 | NBX 19012 | 196.5 | 209.5 | 1.5 | 0.64 |
| 190.5 | 209.55 | 9.525 | 1.1 | 11100 | 22800 | NBX 19009 | 195.5 | 204.5 | 1 | 0.35 |
| 190.5 | 206.375 | 7.938 | 1.1 | 8800 | 19700 | NBX 19007 | 195.5 | 201 | 1 | 0.24 |
| 177.8 | 228.6 | 25.4 | 2.1 | 45500 | 59000 | NBX 17725 | 185 | 221.5 | 2 | 2.5 |
| 177.8 | 215.9 | 19.05 | 2.1 | 29800 | 43500 | NBX 17719 | 184 | 208.5 | 2 | 1.3 |