四点接触球轴承（公制）
QJ1940MPA
返回概览
详细信息
|
d
[mm]
|
200
|
|
D
[mm]
|
280
|
|
B
[mm]
|
38
|
|
d1
[mm]
|
≈
227.6
|
|
D1
[mm]
|
≈
252.4
|
|
r1,2
[mm]
|
2.1
|
|
α0
[°]
|
35
|
|
a
[mm]
|
≈
168
|
|
重量
[kg]
|
≈ 7.86
|
|
da, min
[mm]
|
210.2
|
|
Da, max
[mm]
|
269.8
|
|
ra, max
[mm]
|
2.1
|
|
C
[kN]
|
283
|
|
C0
[kN]
|
435
|
|
Cu
[kN]
|
13.8
|
|
nth
[min-1]
|
1983
|
|
ng
[min-1]
|
3500
|
