四点接触球轴承（公制）
QJ1920MPA
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详细信息
|
d
[mm]
|
100
|
|
D
[mm]
|
140
|
|
B
[mm]
|
20
|
|
d1
[mm]
|
≈
113.8
|
|
D1
[mm]
|
≈
126.2
|
|
r1,2
[mm]
|
1.1
|
|
α0
[°]
|
35
|
|
a
[mm]
|
≈
84
|
|
重量
[kg]
|
≈ 1
|
|
da, min
[mm]
|
106
|
|
Da, max
[mm]
|
134
|
|
ra, max
[mm]
|
1
|
|
C
[kN]
|
81.4
|
|
C0
[kN]
|
109
|
|
Cu
[kN]
|
4.82
|
|
nth
[min-1]
|
3499
|
|
ng
[min-1]
|
7300
|
