圆柱滚子轴承（单列，带保持架）
N248E.M3
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详细信息
|
d
[mm]
|
240
|
|
D
[mm]
|
440
|
|
B
[mm]
|
72
|
|
E
[mm]
|
393
|
|
d1
[mm]
|
≈
313
|
|
r1,2
[mm]
|
4
|
|
r3,4
[mm]
|
4
|
|
s
[mm]
|
5
|
|
重量
[kg]
|
≈ 50
|
|
da, min
[mm]
|
257
|
|
Db, min
[mm]
|
396
|
|
Dc, max
[mm]
|
390
|
|
ra, max
[mm]
|
3
|
|
rb, max
[mm]
|
3
|
|
C
[kN]
|
1140
|
|
C0
[kN]
|
1590
|
|
Cu
[kN]
|
152
|
|
nth
[min-1]
|
1245
|
|
ng
[min-1]
|
2000
|
