size,mm

d	59.972
D	129.982
T	69.850
B	47.625

specified load,N

Dynamic load (1) C 1	249000
Coefficient (5) e	0.67
Coefficient (5) Y1	1.01
Coefficient (5) Y 2	1.51
Dynamic load (2) C 90	37100
Dynamic load (2) C a90	42300
Dynamic load (2) C 90 (2)	64600
Coefficient (5) K	0.88

bearing designation

inner ring	66589
housing washer	66522D
Separation ring (4)	X1S-66585

Axial dimension, mm

Maximum shoulder chamfer radius R (3)	0.8
Diameter of the shoulder d b	74.0

Bearings seat size, mm

Maximum shoulder fillet radius r (3)	0.8
Shoulder diameter D a	118.0

melt

K a
K b

coefficient

G 1	57
G 2	18.3
G g	0.0797

weight kg

weight kg	3.94