size,mm

d	82.550
D	150.089
T	44.450

specified load,N

Dynamic load (1) C 1	294000
Coefficient (5) e	0.33
Coefficient (5) Y	1.84
Dynamic load (2) C 90	76300
Dynamic load (2) C a90	42500
Coefficient (5) K	1.80
Static load C 0	417000

bearing designation

inner ring	749A
housing washer	742

Bearings size, mm

B	46.672
C	36.512
a (3)	-11.9

Axial dimension, mm

Maximum shoulder chamfer radius R (4)	3.5
Shaft shoulder diameter D a	93.0
Diameter of the shoulder d b	99.0

Bearings seat size, mm

Maximum shoulder fillet radius r (4)	3.3
Shoulder diameter D a	142.0
Shoulder diameter D b	134.0

retainer

A a	1.90
A b	1.20

coefficient

G 1	160
G 2	26.3
G g	0.0898

weight kg

weight kg	3.35