size,mm

d	45.000
D	89.980
T	24.750

specified load,N

Dynamic load (1) C 1	91600
Coefficient (5) e	0.38
Coefficient (5) Y	1.59
Dynamic load (2) C 90	23700
Dynamic load (2) C a90	15300
Coefficient (5) K	1.55
Static load C 0	130000

bearing designation

inner ring	J28577
housing washer	28520

Bearings size, mm

B	25.400
C	19.987
a (3)	-4.8

Axial dimension, mm

Maximum shoulder chamfer radius R (4)	0.8
Shaft shoulder diameter D a	57.0
Diameter of the shoulder d b	55.0

Bearings seat size, mm

Maximum shoulder fillet radius r (4)	2.3
Shoulder diameter D a	86.0
Shoulder diameter D b	81.0

retainer

A a	1.40
A b	1.00

coefficient

G 1	46.4
G 2	22.6
C g	0.0912

weight kg

weight kg	0.75