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size
| d | 40 | mm | |
| D | 68 | mm | |
| B | 15 | mm | |
| d1 | 49.7 | mm | |
| d2 | 47.6 | mm | |
| D1 | 58.25 | mm | |
| r1,2 | min. | 1 | mm |
| r3,4 | min. | 0.6 | mm |
| a | 14.8 | mm |
Size shoulder size
| da | min. | 44.6 | mm |
| db | min. | 44.6 | mm |
| Da | max. | 63.4 | mm |
| Db | max. | 63.8 | mm |
| ra | max. | 1 | mm |
| rb | max. | 0.6 | mm |
| dn | 51.6 | mm |
data calculation
| Basic dynamic load rating | C | 12.4 | kN | |
| Basic rated static load | C0 | 7.65 | kN | |
| Fatigue load limit | Pu | 0.32 | kN | |
| 润滑脂润滑可达转速 | 36000 | r/min | ||
| 油气润滑法可达转速 | 56000 | r/min | ||
| 球直径 | Dw | 7.144 | mm | |
| 页数 | z | 19 | ||
| 参考润滑脂量 | Gref | 2.8 | cm³ | |
| 预载荷（背对背配置，面对面配置） | ||||
| 预载荷等级 A | GA | 65 | N | |
| 轴向静刚度 | ||||
| 预载荷等级 A | 38 | N/µm | ||
| 预载荷等级 B | GB | 200 | N | |
| 预载荷等级 B | 60 | N/µm | ||
| 预载荷等级 C | GC | 390 | N | |
| 预载荷等级 C | 81 | N/µm | ||
| coefficient | f | 1.06 | ||
| coefficient | f1 | 1 | ||
| coefficient | f2A | 1 | ||
| coefficient | f2B | 1.03 | ||
| coefficient | f2C | 1.05 | ||
| coefficient | fHC | 1.01 | ||
| 当量轴承载荷coefficient | ||||
| coefficient | f0 | 8.1 | ||
weight
| Bearing weight | 0.17 | kg |
