角接触球轴承（单列，公制）
7230B.MP
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详细信息
|
d
[mm]
|
150
|
|
D
[mm]
|
270
|
|
B
[mm]
|
45
|
|
d1
[mm]
|
≈
197
|
|
D1
[mm]
|
≈
226.5
|
|
r1,2
[mm]
|
3
|
|
r3,4
[mm]
|
1.1
|
|
α0
[°]
|
40
|
|
a
[mm]
|
≈
111
|
|
重量
[kg]
|
≈ 11.4
|
|
da, min
[mm]
|
164
|
|
Da, max
[mm]
|
256
|
|
Db, max
[mm]
|
263
|
|
ra, max
[mm]
|
2.5
|
|
rb, max
[mm]
|
1
|
|
C
[kN]
|
227
|
|
C0
[kN]
|
254
|
|
Cu
[kN]
|
8.87
|
|
nth
[min-1]
|
2840
|
|
ng
[min-1]
|
3200
|
