Basic size of mm

d	25
D	52
B	18

The basic rated load is kN

trends C	19
static state Co	14.6

Fatigue load limit Pu	0.62

Rated rotation speed is r/min

Refer to the speed	20000
limit speed	11000

Mass kg	0.16
model	4205ATN9

Dimensions are mm

d	25
d1 ～	34.2
D1 ～	42.8
r1,2 min	1

Shoulder gear and chamfer size mm

da min	30
Da max	47
ra max	1

Calculation coefficient

kr	0.05
fo	14