四点接触球轴承（公制）
QJ19/950MPA
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详细信息
|
d
[mm]
|
950
|
|
D
[mm]
|
1250
|
|
B
[mm]
|
132
|
|
d1
[mm]
|
≈
1055.1
|
|
D1
[mm]
|
≈
1144.9
|
|
r1,2
[mm]
|
7.5
|
|
α0
[°]
|
35
|
|
a
[mm]
|
≈
770
|
|
重量
[kg]
|
≈ 476
|
|
da, min
[mm]
|
978
|
|
Da, max
[mm]
|
1222
|
|
ra, max
[mm]
|
6
|
|
C
[kN]
|
1900
|
|
C0
[kN]
|
7150
|
|
Cu
[kN]
|
110
|
|
nth
[min-1]
|
257
|
|
ng
[min-1]
|
550
|
