key dimension (mm)

FW	350
D	400
B,C	80
γ(min)	2.1
d	320

Basic rated load (N)

Cr	675000
Cor	1900000

Limit speed min ^-1

oiling	1100

Bearing code without inner ring

RNA48	RNA4864
RNA49	—
RNA59	—

Bearing code has an inner ring

NA	NA4864

Weight (kg) (Ref.)

No inner circle	13.5
There is an inner circle	23.5