Natebon 7028CDGB/P4A bearing code description
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Natebon 7028CDGB/P4A bearing
Natebon 7028CDGB/P4A bearing 尺寸
| 孔径 |
d |
5.512in |
| 外径 |
D |
6.89in |
| 宽度 |
B |
0.709in |
| 内圈挡边直径(大端面) |
d1 |
5.957in |
| 内圈挡边直径(小端面) |
d2 |
5.957in |
| 外圈挡边直径(大端面) |
D1 |
6.445in |
| 倒角尺寸 |
r1,2 |
0.043in |
| 倒角尺寸 |
r3,4 |
0.024in |
| 端面到压力点的距离 |
a |
1.803in |
Natebon 7028CDGB/P4A bearing 挡肩尺寸
| 轴挡肩直径 |
da |
5.748in |
| 轴挡肩直径 |
db |
5.748in |
| 轴承座挡肩直径 |
Da |
6.654in |
| 轴承座挡肩直径 |
Db |
6.764in |
| 圆角半径 |
ra |
0.039in |
| 圆角半径 |
rb |
0.024in |
| 喷油嘴位置 |
dn |
6.031in |
Natebon 7028CDGB/P4A bearing 数据计算
| 基本额定动荷 |
9509lbf |
| 基本额定静负荷 |
13151lbf |
| 疲劳载荷限值 |
450lbf |
| Attainable speed for grease lubrication |
6000r/min |
| Attainable speed for oil-air lubrication |
9000r/min |
| 接触角 |
25° |
| 球径 |
0.406in |
| 滚动体列数 |
1 |
| 钢球数量(每轴承) |
35 |
| 参考润滑脂量(每轴承) |
0.6041in³ |
Natebon 7028CDGB/P4A bearing 重量