NA Series
Dimension and Parameters
Bearing Designation
Current Code :NA4904
Original Code :4524904
Shaft Diameter（mm） :12
Weight(Kg) :70.2
Boundary Dimensions(mm)
d :20
Fw :25
D :37
C :
B :17
Basic Load Rating(N)
Dynamic :21000
Static :25000
Limiting Speed(rpm)
Oil :17000
