UC311-202D1 Series-

Designations

UC311-202D1

Included products

Bearing

UC311-202D1

Bearing

Nominal Dimensions

d	53.975	mm	Bore diameter
D	120	mm	Outside diameter
B,B4	66	mm	Width of inner ring
C	34	mm	Outer ring width
r(min.)	2.5	mm	Chamfer dimension
S1	41	mm	Distance from locking device side face to raceway centre
G	12	mm	Distance face to thread centre
ds	1／2-21UNF		Set screw
Ca	8.5	mm	Distance from oil hole centre to raceway centre
d4	76.6	mm	Outside diameter of inner ring

Basic Load Ratings

Cr	71.5	kN	Basic dynamic load rating
C0r	45	kN	Basic static load rating

Mass

Mass approx.

2.13

kg

Mass approx.