key dimension (mm)

FW	415
D	480
B,C	100
γ(min)	2.1
d	380

Basic rated load (N)

Cr	1030000
Cor	2940000

Limit speed min ^-1

oiling	1000

Bearing code without inner ring

RNA48	RNA4876
RNA49	—
RNA59	—

Bearing code has an inner ring

NA	NA4876

Weight (kg) (Ref.)

No inner circle	25.5
There is an inner circle	42.5