角接触球轴承（单列，公制）
7288B.MP
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详细信息
|
d
[mm]
|
440
|
|
D
[mm]
|
790
|
|
B
[mm]
|
112
|
|
d1
[mm]
|
≈
583.3
|
|
D1
[mm]
|
≈
655.3
|
|
r1,2
[mm]
|
7.5
|
|
r3,4
[mm]
|
4
|
|
α0
[°]
|
40
|
|
a
[mm]
|
≈
314
|
|
重量
[kg]
|
≈ 250
|
|
da, min
[mm]
|
472
|
|
Da, max
[mm]
|
758
|
|
Db, max
[mm]
|
773
|
|
ra, max
[mm]
|
6
|
|
rb, max
[mm]
|
3
|
|
C
[kN]
|
855
|
|
C0
[kN]
|
1850
|
|
Cu
[kN]
|
36.7
|
|
nth
[min-1]
|
743
|
|
ng
[min-1]
|
930
|
