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size
| d | 300 | mm | |
| D | 420 | mm | |
| B | 56 | mm | |
| d1 | 337 | mm | |
| d2 | 337 | mm | |
| D1 | 383 | mm | |
| r1,2 | min. | 3 | mm |
| r3,4 | min. | 1.1 | mm |
| a | 76.4 | mm |
Size shoulder size
| da | min. | 313 | mm |
| db | min. | 313 | mm |
| Da | max. | 405 | mm |
| Db | max. | 414 | mm |
| ra | max. | 2.5 | mm |
| rb | max. | 1 | mm |
| dn | 347 | mm |
data calculation
| Basic dynamic load rating | C | 371 | kN | |
| Basic rated static load | C0 | 600 | kN | |
| Fatigue load limit | Pu | 13.4 | kN | |
| 润滑脂润滑可达转速 | 3000 | r/min | ||
| 油气润滑法可达转速 | 4500 | r/min | ||
| 球直径 | Dw | 38.1 | mm | |
| 页数 | z | 26 | ||
| 参考润滑脂量 | Gref | 265 | cm³ | |
| 预载荷（背对背配置，面对面配置） | ||||
| 预载荷等级 A | GA | 1400 | N | |
| 轴向静刚度 | ||||
| 预载荷等级 A | 272 | N/µm | ||
| 预载荷等级 B | GB | 2800 | N | |
| 预载荷等级 B | 369 | N/µm | ||
| 预载荷等级 C | GC | 5600 | N | |
| 预载荷等级 C | 514 | N/µm | ||
| 预载荷等级 D | GD | 11200 | N | |
| 预载荷等级 D | 741 | N/µm | ||
| coefficient | f | 1.22 | ||
| coefficient | f1 | 1 | ||
| coefficient | f2A | 1 | ||
| coefficient | f2B | 1.04 | ||
| coefficient | f2C | 1.09 | ||
| coefficient | f2D | 1.15 | ||
| coefficient | fHC | 1 | ||
| 当量轴承载荷coefficient | ||||
| coefficient | f0 | 16.3 | ||
weight
| Bearing weight | 23 | kg |
