size,mm

d	44.450
D	83.058
T	23.812

specified load,N

Dynamic load (1) C 1	83800
Coefficient (5) e	0.33
Coefficient (5) Y	1.79
Dynamic load (2) C 90	21700
Dynamic load (2) C a90	12500
Coefficient (5) K	1.74
Static load C 0	111000

bearing designation

inner ring	25580
housing washer	25521

Bearings size, mm

B	25.400
C	19.050
a (3)	-6.4

Axial dimension, mm

Maximum shoulder chamfer radius R (4)	3.5
Shaft shoulder diameter D a	50.0
Diameter of the shoulder d b	57.0

Bearings seat size, mm

Maximum shoulder fillet radius r (4)	3.3
Shoulder diameter D a	77.0
Shoulder diameter D b	72.0

retainer

A a	1.00
A b	0.70

coefficient

G 1	35.2
G 2	14.3
C g	0.0801

weight kg

weight kg	0.55