Basic size of mm

d	45
D	85
B	23

The basic rated load is kN

trends C	39
static state Co	36

Fatigue load limit Pu	1.53

Rated rotation speed is r/min

Refer to the speed	12000
limit speed	6700

Mass kg	0.54
model	4209ATN9

Dimensions are mm

d	45
d1 ～	59.5
D1 ～	71.5
r1,2 min	1.1

Shoulder gear and chamfer size mm

da min	51.5
Da max	78.5
ra max	1

Calculation coefficient

kr	0.05
fo	15