产品规格
保持架
外圈引导
内径
2 3/4 英寸
产品内容
规格
| d | 70 mm | |
| D | 150 mm | |
| B | 51 mm | |
| --- | --- | --- |
| D 1 | 128 mm | |
| D a max | 138 mm | |
| d 2 | 86, 7 mm | |
| d a min | 82 mm | |
| d s | 4, 8 mm | |
| n s | 9, 5 mm | |
| r a max | 2, 1 mm | |
| r min | 2, 1 mm | |
| --- | --- | --- |
| 质量 | 4, 21 kg | m |
| 基本动载荷额定值，径向 | 390000 N | C r |
| e | 0, 34 | |
| Y 1 | 2 | |
| Y 2 | 2, 98 | |
| 基本静载荷额定值，径向 | 390000 N | C 0r |
| Y 0 | 1, 96 | |
| 极限转速 | 4800 1/min | n G |
| 参考转速 | 3850 1/min | n B |
| 疲劳极限载荷，径向 | 36500 N | C ur |
