size,mm

d	69.850
D	149.225
T	53.975

specified load,N

Dynamic load (1) C 1	321000
Coefficient (5) e	0.36
Coefficient (5) Y	1.66
Dynamic load (2) C 90	83300
Dynamic load (2) C a90	51600
Coefficient (5) K	1.61
Static load C 0	463000

bearing designation

inner ring	6484
housing washer	6420

Bearings size, mm

B	54.229
C	44.450
a (3)	-15.0

Axial dimension, mm

Maximum shoulder chamfer radius R (4)	6.4
Shaft shoulder diameter D a	85.0
Diameter of the shoulder d b	97.0

Bearings seat size, mm

Maximum shoulder fillet radius r (4)	3.3
Shoulder diameter D a	140.0
Shoulder diameter D b	129.0

retainer

A a	2.70
A b	0.70

coefficient

G 1	158
G 2	29.1
G g	0.0931

weight kg

weight kg	4.51