key dimension (mm)

FW	390
D	440
B,C	80
γ(min)	2.1
d	360

Basic rated load (N)

Cr	705000
Cor	2080000

Limit speed min ^-1

oiling	1000

Bearing code without inner ring

RNA48	RNA4872
RNA49	—
RNA59	—

Bearing code has an inner ring

NA	NA4872

Weight (kg) (Ref.)

No inner circle	15
There is an inner circle	26