size,mm

d	30.162
D	69.850
T 1	8.733

specified load,N

Dynamic load (1) C 1	77500
Coefficient (5) e	0.27
Coefficient (5) Y	2.19
Dynamic load (2) C 90	20100
Dynamic load (2) C a90	9410
Coefficient (5) K	2.14
Static load C 0	94400

bearing designation

inner ring	2558
housing washer	2523-B

Bearings size, mm

B	25.357
C	19.050
a (3)	-8.6
D 1	73.711
C 2	3.962

Axial dimension, mm

Maximum shoulder chamfer radius R (4)	2.3
Shaft shoulder diameter D a	36.5
Diameter of the shoulder d b	40.0

Bearings seat size, mm

Shoulder diameter D a	66.0

coefficient

G 1	23.6
G 2	9.63
G g	0.0656

weight kg

weight kg	0.48