size,mm

d	177.800
D	320.675
T	185.738
B	138.112

specified load,N

Dynamic load (1) C 1	1790000
Coefficient (5) e	0.32
Coefficient (5) Y1	2.12
Coefficient (5) Y 2	3.15
Dynamic load (2) C 90	267000
Dynamic load (2) C a90	145000
Dynamic load (2) C 90 (2)	464000
Coefficient (5) K	1.83

bearing designation

inner ring	H239640
housing washer	H239612CD
Separation ring (4)	H239640XB

Axial dimension, mm

Maximum shoulder chamfer radius R (3)	3.5
Diameter of the shoulder d b	202.0

Bearings seat size, mm

Maximum shoulder fillet radius r (3)	1.5
Shoulder diameter D a	300.5

melt

K a	28.4
K b	10.2

coefficient

G 1	906
G 2	90.3
G g	0.1242

weight kg

weight kg	56.99