size,mm

d	39.688
D	80.167
T	25.400

specified load,N

Dynamic load (1) C 1	84300
Coefficient (5) e	0.32
Coefficient (5) Y	1.88
Dynamic load (2) C 90	21900
Dynamic load (2) C a90	11900
Coefficient (5) K	1.83
Static load C 0	110000

bearing designation

inner ring	26880
housing washer	26820

Bearings size, mm

B	25.400
C	20.638
a (3)	-7.4

Axial dimension, mm

Maximum shoulder chamfer radius R (4)	1.5
Shaft shoulder diameter D a	45.5
Diameter of the shoulder d b	48.0

Bearings seat size, mm

Maximum shoulder fillet radius r (4)	3.3
Shoulder diameter D a	74.0
Shoulder diameter D b	69.0

retainer

A a	1.40
A b	1.20

coefficient

G 1	32.8
G 2	13.3
C g	0.0770

weight kg

weight kg	0.58