产品规格
保持架
内圈引导
内径
20 7/8 in
产品内容
规格
| d | 530 mm | |
| D | 780 mm | |
| B | 185 mm | |
| --- | --- | --- |
| D 1 | 703, 7 mm | |
| D a max | 757 mm | |
| d a min | 553 mm | |
| d s | 12, 5 mm | |
| n s | 23, 5 mm | |
| r a max | 5 mm | |
| r min | 6 mm | |
| --- | --- | --- |
| 质量 | 311 kg | m |
| 基本额定动载荷，径向 | 4400000 N | C r |
| e | 0, 22 | |
| Y 1 | 3, 04 | |
| Y 2 | 4, 53 | |
| 基本额定静载荷，径向 | 9500000 N | C 0r |
| Y 0 | 2, 97 | |
| 极限转速 | 830 1/min | n G |
| 参考速度 | 495 1/min | n B |
| 疲劳极限载荷，径向 | 630000 N | C ur |
