Basic size of mm

d	400
D	720
B	256

The basic rated load is kN

trends C	6550
static state Co	10400

Fatigue load limit Pu	680

Rated rotation speed is r/min

Refer to the speed	480
limit speed	670

quality	450

model

Column hole	*23280CA/W33
conical bore	*23280CAK/W33

Dimensions are mm

d	400
d2 ～	499
D1 ～	615
b	22.3
k	12
r1,2 min	6

Shoulder gear and chamfer size mm

da min	426
Da max	694
ra max	5

Calculation coefficient

e	0.35
Y1	1.9
Y2	2.9
Y0	1.8