size,mm

d	47.625
D	93.264
T	65.088
B	52.388

specified load,N

Dynamic load (1) C 1	197000
Coefficient (5) e	0.34
Coefficient (5) Y1	1.99
Coefficient (5) Y 2	2.97
Dynamic load (2) C 90	29300
Dynamic load (2) C a90	17000
Dynamic load (2) C 90 (2)	51000
Coefficient (5) K	1.73

bearing designation

inner ring	3778
housing washer	3729D
Separation ring (4)

Axial dimension, mm

Maximum shoulder chamfer radius R (3)	6.4
Diameter of the shoulder d b	67.0

Bearings seat size, mm

Maximum shoulder fillet radius r (3)	0.8
Shoulder diameter D a	88.0

melt

K a
K b

coefficient

G 1	49.9
G 2	14.5
G g	0.0903

weight kg

weight kg	1.88