角接触球轴承（单列，公制）
708/670MP
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详细信息
|
d
[mm]
|
670
|
|
D
[mm]
|
820
|
|
B
[mm]
|
48
|
|
d1
[mm]
|
≈
727.9
|
|
D1
[mm]
|
≈
765
|
|
r1,2
[mm]
|
3
|
|
r3,4
[mm]
|
1.1
|
|
α0
[°]
|
30
|
|
a
[mm]
|
≈
239
|
|
重量
[kg]
|
≈ 54.6
|
|
da, min
[mm]
|
682.4
|
|
Da, max
[mm]
|
807.6
|
|
Db, max
[mm]
|
814
|
|
ra, max
[mm]
|
2.5
|
|
rb, max
[mm]
|
1
|
|
C
[kN]
|
374
|
|
C0
[kN]
|
895
|
|
Cu
[kN]
|
16.1
|
|
nth
[min-1]
|
505
|
|
ng
[min-1]
|
730
|
