size,mm

d	254.000
D	400.050
T	57.150

specified load,N

Dynamic load (1) C 1	782000
Coefficient (5) e	0.33
Coefficient (5) Y	1.81
Dynamic load (2) C 90	203000
Dynamic load (2) C a90	115000
Coefficient (5) K	1.76
Static load C 0	1390000

bearing designation

inner ring	EE251001
housing washer	251575

Bearings size, mm

B	55.562
C	41.275
a (3)	3.3

Axial dimension, mm

Maximum shoulder chamfer radius R (4)	3.3
Shaft shoulder diameter D a	272.0
Diameter of the shoulder d b	278.0

Bearings seat size, mm

Maximum shoulder fillet radius r (4)	1.5
Shoulder diameter D a	369.0
Shoulder diameter D b	371.0

retainer

A a	6.30
A b	5.30

coefficient

G 1	1320
G 2	218
G g	0.1413

weight kg

weight kg	24.88