size,mm

d	60.000
D	130.000
T	33.500

specified load,N

Dynamic load (1) C 1	159000
Coefficient (5) e	0.83
Coefficient (5) Y	0.73
Dynamic load (1) C 90	41200
Dynamic load (1) C a90	58200
Coefficient (5) K	0.71
Static load C 0	188000

bearing designation

inner ring	31312
housing washer	31312

bearing

B	31.000
C	22.000
a (3)	7.6

axle

Maximum shoulder, chamfer radius R (4)	3.0
Shaft shoulder diameter D a	74.0
Diameter of the shoulder d b	89.0

bearing block

Maximum shoulder, radius of chamfer r (4)	2.5
Shoulder diameter D a	123.0
Shoulder diameter D b	111.0

retainer

A a	5.80
A b	4.10

coefficient

G 1	56.2
G 2	25.1
G g	0.0792

weight kg

weight kg	1.97