size,mm

d	68.262
D	120.000
T	65.090
B	53.975

specified load,N

Dynamic load (1) C 1	231000
Coefficient (5) e	0.38
Coefficient (5) Y1	1.75
Coefficient (5) Y 2	2.61
Dynamic load (2) C 90	34400
Dynamic load (2) C a90	22700
Dynamic load (2) C 90 (2)	59900
Coefficient (5) K	1.52

bearing designation

inner ring	480
housing washer	472D
Separation ring (4)	X2S-480

Axial dimension, mm

Maximum shoulder chamfer radius R (3)	3.5
Diameter of the shoulder d b	82.0

Bearings seat size, mm

Maximum shoulder fillet radius r (3)	0.8
Shoulder diameter D a	114.0

melt

K a
K b

coefficient

G 1	77.2
G 2	23
G g	0.1083

weight kg

weight kg	3.00