Basic size of mm

d	260
D	480
B	130

The basic rated load is kN

trends C	2650
static state Co	3550

Fatigue load limit Pu	285

Rated rotation speed is r/min

Refer to the speed	1200
limit speed	1600

quality	110

model

Column hole	*22252CC/W33
conical bore	*22252CCK/W33

Dimensions are mm

d	260
d2 ～	311
D1 ～	421
b	22.3
k	12
r1,2 min	5

Shoulder gear and chamfer size mm

da min	280
Da max	460
ra max	4

Calculation coefficient

e	0.27
Y1	2.5
Y2	3.7
Y0	2.5