Natebon 7220CD/HCP4ADGD bearing code description
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Natebon 7220CD/HCP4ADGD bearing
Natebon 7220CD/HCP4ADGD bearing 尺寸
孔径 |
d |
3.937in |
外径 |
D |
7.087in |
宽度 |
B |
1.339in |
内圈挡边直径(大端面) |
d1 |
4.909in |
内圈挡边直径(小端面) |
d2 |
4.909in |
外圈挡边直径(大端面) |
D1 |
6.114in |
倒角尺寸 |
r1,2 |
0.083in |
倒角尺寸 |
r3,4 |
0.043in |
端面到压力点的距离 |
a |
1.413in |
Natebon 7220CD/HCP4ADGD bearing 挡肩尺寸
轴挡肩直径 |
da |
4.409in |
轴挡肩直径 |
db |
4.409in |
轴承座挡肩直径 |
Da |
6.614in |
轴承座挡肩直径 |
Db |
6.811in |
圆角半径 |
ra |
0.079in |
圆角半径 |
rb |
0.039in |
喷油嘴位置 |
dn |
5.173in |
Natebon 7220CD/HCP4ADGD bearing 数据计算
基本额定动荷 |
35070lbf |
基本额定静负荷 |
30799lbf |
疲劳载荷限值 |
1102lbf |
Attainable speed for grease lubrication |
7500r/min |
Attainable speed for oil-air lubrication |
12000r/min |
接触角 |
15° |
球径 |
1in |
滚动体列数 |
1 |
钢球数量(每轴承) |
15 |
参考润滑脂量(每轴承) |
2.496in³ |
Natebon 7220CD/HCP4ADGD bearing 重量