size,mm

d	68.262
D	112.712
T	26.967

specified load,N

Dynamic load (1) C 1	91600
Coefficient (5) e	0.40
Coefficient (5) Y	1.49
Dynamic load (2) C 90	23700
Dynamic load (2) C a90	16300
Coefficient (5) K	1.45
Static load C 0	125000

bearing designation

inner ring	399A
housing washer	3920

Bearings size, mm

B	21.996
C	23.812
a (3)	-0.8

Axial dimension, mm

Maximum shoulder chamfer radius R (4)	2.3
Shaft shoulder diameter D a	74.0
Diameter of the shoulder d b	78.0

Bearings seat size, mm

Maximum shoulder fillet radius r (4)	3.3
Shoulder diameter D a	106.0
Shoulder diameter D b	99.0

retainer

A a	1.80
A b	2.00

coefficient

G 1	56
G 2	21.4
G g	0.0984

weight kg

weight kg	0.93