圆柱滚子轴承（多列，带保持架）
NNU6964M
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详细信息
|
d
[mm]
|
320
|
|
D
[mm]
|
440
|
|
B
[mm]
|
218
|
|
F
[mm]
|
359.5
|
|
D1
[mm]
|
≈
397.9
|
|
ds
[mm]
|
4.8
|
|
ns
[mm]
|
9.5
|
|
r1,2
[mm]
|
3
|
|
r3,4
[mm]
|
3
|
|
s
[mm]
|
7
|
|
重量
[kg]
|
≈ 103
|
|
da, min
[mm]
|
356
|
|
Da, max
[mm]
|
428
|
|
ra, max
[mm]
|
2.5
|
|
rb, max
[mm]
|
2.5
|
|
C
[kN]
|
1870
|
|
C0
[kN]
|
5350
|
|
Cu
[kN]
|
496
|
|
ng
[min-1]
|
1400
|
