Basic size of mm

d	630
D	1030
B	400

The basic rated load is kN

trends C	12700
static state Co	27000

Fatigue load limit Pu	1630

Rated rotation speed is r/min

Refer to the speed	220
limit speed	450

quality	1400

model

Column hole	241/630ECA/W33
conical bore	241/630ECAK30/W33

Dimensions are mm

d	630
d2 ～	738
D1 ～	885
b	22.3
k	12
r1,2 min	7.5

Shoulder gear and chamfer size mm

da min	662
Da max	998
ra max	6

Calculation coefficient

e	0.37
Y1	1.8
Y2	2.7
Y0	1.8