Basic size of mm

d	60
D	130
B	31

The basic rated load is kN

trends C	212
static state Co	240

Fatigue load limit Pu	26.5

Rated rotation speed is r/min

Refer to the speed	4800
limit speed	6300

quality	2.1

model

Column hole	*21312E
conical bore	*21312EK

Dimensions are mm

d	60
d2 ～	87.8
D1 ～	115
b	5.5
k	3
r1,2 min	2.1

Shoulder gear and chamfer size mm

da min	72
Da max	118
ra max	2

Calculation coefficient

e	0.22
Y1	3
Y2	4.6
Y0	2.8