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size
| d | 12 | mm | |
| D | 28 | mm | |
| B | 8 | mm | |
| d1 | 17.5 | mm | |
| d2 | 16.5 | mm | |
| D2 | 24.35 | mm | |
| r1,2 | min. | 0.3 | mm |
| r3,4 | min. | 0.15 | mm |
| a | 6.7 | mm |
Size shoulder size
| da | min. | 14 | mm |
| da | max. | 17.1 | mm |
| db | min. | 14 | mm |
| db | max. | 16.1 | mm |
| Da | max. | 26 | mm |
| Db | max. | 26.6 | mm |
| ra | max. | 0.3 | mm |
| rb | max. | 0.15 | mm |
data calculation
| Basic dynamic load rating | C | 3.19 | kN | |
| Basic rated static load | C0 | 1.34 | kN | |
| Fatigue load limit | Pu | 0.057 | kN | |
| 润滑脂润滑可达转速 | 98000 | r/min | ||
| 球直径 | Dw | 3.969 | mm | |
| 页数 | z | 12 | ||
| 预载荷（背对背配置，面对面配置） | ||||
| 预载荷等级 A | GA | 17 | N | |
| 轴向静刚度 | ||||
| 预载荷等级 A | 15 | N/µm | ||
| 预载荷等级 B | GB | 53 | N | |
| 预载荷等级 B | 24 | N/µm | ||
| 预载荷等级 C | GC | 110 | N | |
| 预载荷等级 C | 33 | N/µm | ||
| coefficient | f | 1.02 | ||
| 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 | 7.3 | ||
weight
| Bearing weight | 0.019 | kg |
