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NA Series
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Dimension and Parameters
Bearing Designation
Current Code :
NA4907RS
Original Code :
NA4907-2RS
Shaft Diameter（mm） :
35
Weight(Kg) :
175
Boundary Dimensions(mm)
d :
35
Fw :
42
D :
55
C :
20
B :
21
Basic Load Rating(N)
Dynamic :
22500
Static :
37000
Limiting Speed(rpm)
Oil :
4800
