四点接触球轴承（公制）
QJ1072MPA
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详细信息
|
d
[mm]
|
360
|
|
D
[mm]
|
540
|
|
B
[mm]
|
82
|
|
d1
[mm]
|
≈
421.4
|
|
D1
[mm]
|
≈
478.6
|
|
r1,2
[mm]
|
5
|
|
α0
[°]
|
35
|
|
a
[mm]
|
≈
315
|
|
重量
[kg]
|
≈ 72.5
|
|
da, min
[mm]
|
378
|
|
Da, max
[mm]
|
522
|
|
ra, max
[mm]
|
4
|
|
C
[kN]
|
860
|
|
C0
[kN]
|
1920
|
|
Cu
[kN]
|
45.2
|
|
nth
[min-1]
|
856
|
|
ng
[min-1]
|
1800
|
