size,mm

d	31.750
D	73.025
T	22.225

specified load,N

Dynamic load (1) C 1	67700
Coefficient (5) e	0.37
Coefficient (5) Y	1.63
Dynamic load (2) C 90	17600
Dynamic load (2) C a90	11100
Coefficient (5) K	1.59
Static load C 0	83800

bearing designation

inner ring	2879
housing washer	2820

Bearings size, mm

B	23.812
C	17.462
a (3)	-5.6

Axial dimension, mm

Maximum shoulder chamfer radius R (4)	0.8
Shaft shoulder diameter D a	38.5
Diameter of the shoulder d b	39.5

Bearings seat size, mm

Maximum shoulder fillet radius r (4)	3.3
Shoulder diameter D a	68.0
Shoulder diameter D b	63.0

retainer

A a	0.90
A b	0.20

coefficient

G 1	23.1
G 2	12.4
G g	0.0718

weight kg

weight kg	0.46