All Brands
size
| d | 17 | mm | |
| D | 30 | mm | |
| B | 7 | mm | |
| d1 | 20.9 | mm | |
| d2 | 20.9 | mm | |
| D1 | 25.7 | mm | |
| r1,2 | min. | 0.3 | mm |
| r3,4 | min. | 0.2 | mm |
| a | 6.7 | mm |
Size shoulder size
| da | min. | 19 | mm |
| db | min. | 19 | mm |
| Da | max. | 28 | mm |
| Db | max. | 28.6 | mm |
| ra | max. | 0.3 | mm |
| rb | max. | 0.2 | mm |
| dn | 22.1 | mm |
data calculation
| Basic dynamic load rating | C | 4.16 | kN | |
| Basic rated static load | C0 | 2.08 | kN | |
| Fatigue load limit | Pu | 0.088 | kN | |
| 润滑脂润滑可达转速 | 63000 | r/min | ||
| 油气润滑法可达转速 | 90000 | r/min | ||
| 球直径 | Dw | 3.969 | mm | |
| 页数 | z | 14 | ||
| 参考润滑脂量 | Gref | 0.24 | cm³ | |
| 预载荷（背对背配置，面对面配置） | ||||
| 预载荷等级 A | GA | 15 | N | |
| 轴向静刚度 | ||||
| 预载荷等级 A | 18 | N/µm | ||
| 预载荷等级 B | GB | 30 | N | |
| 预载荷等级 B | 24 | N/µm | ||
| 预载荷等级 C | GC | 60 | N | |
| 预载荷等级 C | 34 | N/µm | ||
| 预载荷等级 D | GD | 120 | N | |
| 预载荷等级 D | 47 | N/µm | ||
| coefficient | f | 1.05 | ||
| coefficient | f1 | 1 | ||
| coefficient | f2A | 1 | ||
| coefficient | f2B | 1.07 | ||
| coefficient | f2C | 1.12 | ||
| coefficient | f2D | 1.18 | ||
| coefficient | fHC | 1.04 | ||
| 当量轴承载荷coefficient | ||||
| coefficient | f0 | 9.8 | ||
weight
| Bearing weight | 0.015 | kg |
