size,mm

d	53.975
D	100.000
T	49.200
B	39.675

specified load,N

Dynamic load (1) C 1	147000
Coefficient (5) e	0.35
Coefficient (5) Y1	1.91
Coefficient (5) Y 2	2.84
Dynamic load (2) C 90	21800
Dynamic load (2) C a90	13200
Dynamic load (2) C 90 (2)	38000
Coefficient (5) K	1.65

bearing designation

inner ring	389A
housing washer	384ED
Separation ring (4)	X2S-389A

Axial dimension, mm

Maximum shoulder chamfer radius R (3)	0.8
Diameter of the shoulder d b	61.0

Bearings seat size, mm

Maximum shoulder fillet radius r (3)	0.8
Shoulder diameter D a	93.0

melt

K a
K b

coefficient

G 1	42
G 2	15.7
G g	0.0859

weight kg

weight kg	1.55