size,mm

d	571.500
D	812.800
T	155.575

specified load,N

Dynamic load (1) C 1	4440000
Coefficient (5) e	0.33
Coefficient (5) Y	1.80
Dynamic load (2) C 90	1150000
Dynamic load (2) C a90	656000
Coefficient (5) K	1.76
Static load C 0	10600000

bearing designation

inner ring	M278749
housing washer	M278710

Bearings size, mm

B	155.575
C	120.650
a (3)	-11.4

Axial dimension, mm

Maximum shoulder chamfer radius R (4)	6.4
Shaft shoulder diameter D a	609.0
Diameter of the shoulder d b	615.0

Bearings seat size, mm

Maximum shoulder fillet radius r (4)	6.4
Shoulder diameter D a	773.5
Shoulder diameter D b	756.0

retainer

A a	15.10
A b	5.80

coefficient

G 1	12400
G 2	669
G g	0.2990

weight kg

weight kg	244.54