圆柱滚子轴承（多列，带保持架）
NNU6938M
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详细信息
|
d
[mm]
|
190
|
|
D
[mm]
|
260
|
|
B
[mm]
|
125
|
|
F
[mm]
|
209.75
|
|
D1
[mm]
|
≈
232.15
|
|
ds
[mm]
|
3.2
|
|
ns
[mm]
|
6.5
|
|
r1,2
[mm]
|
2
|
|
r3,4
[mm]
|
2
|
|
s
[mm]
|
4
|
|
重量
[kg]
|
≈ 20.6
|
|
da, min
[mm]
|
208
|
|
Da, max
[mm]
|
251
|
|
ra, max
[mm]
|
2
|
|
rb, max
[mm]
|
2
|
|
C
[kN]
|
680
|
|
C0
[kN]
|
1780
|
|
Cu
[kN]
|
193
|
|
ng
[min-1]
|
2600
|
