Basic size of mm

d	750
D	1220
B	475

The basic rated load is kN

trends C	17300
static state Co	37500

Fatigue load limit Pu	2160

Rated rotation speed is r/min

Refer to the speed	180
limit speed	360

quality	2100

model

Column hole	241/750ECA/W33
conical bore	241/750ECAK30/W33

Dimensions are mm

d	750
d2 ～	875
D1 ～	1050
b	22.3
k	12
r1,2 min	9.5

Shoulder gear and chamfer size mm

da min	790
Da max	1180
ra max	8

Calculation coefficient

e	0.37
Y1	1.8
Y2	2.7
Y0	1.8