DEMARK (Beijing) Automation Technology Co., Ltd.
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Needle Roller Bearing
> NA Series
NA Series
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Dimension and Parameters
Bearing Designation
Current Code :
NA498
Original Code :
Shaft Diameter（mm） :
7
Weight(Kg) :
16
Boundary Dimensions(mm)
d :
8
Fw :
D :
19
C :
B :
11
Basic Load Rating(N)
Dynamic :
4300
Static :
3950
Limiting Speed(rpm)
Oil :
28000
