DEMARK (Beijing) Automation Technology Co., Ltd.
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Needle Roller Bearing
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NA Series
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Dimension and Parameters
Bearing Designation
Current Code :
NA6905
Original Code :
6534905
Shaft Diameter（mm） :
23
Weight(Kg) :
138
Boundary Dimensions(mm)
d :
25
Fw :
30
D :
42
C :
B :
30
Basic Load Rating(N)
Dynamic :
29000
Static :
59000
Limiting Speed(rpm)
Oil :
14000
