Basic size of mm

d	45
D	100
B	25

The basic rated load is kN

trends C	125
static state Co	127

Fatigue load limit Pu	13.7

Rated rotation speed is r/min

Refer to the speed	6300
limit speed	8500

quality	0.99

model

Column hole	*21309E
conical bore	*21309EK

Dimensions are mm

d	45
d2 ～	65.3
D1 ～	88
b	5.5
k	3
r1,2 min	1.5

Shoulder gear and chamfer size mm

da min	54
Da max	91
ra max	1.5

Calculation coefficient

e	0.24
Y1	2.8
Y2	4.2
Y0	2.8