Basic size of mm

d	60
D	110
B	28

The basic rated load is kN

trends C	57.2
static state Co	55

Fatigue load limit Pu	2.36

Rated rotation speed is r/min

Refer to the speed	9500
limit speed	5300

Mass kg	1.1
model	4212ATN9

Dimensions are mm

d	60
d1 ～	75.6
D1 ～	90.4
r1,2 min	1.5

Shoulder gear and chamfer size mm

da min	68
Da max	102
ra max	1.5

Calculation coefficient

kr	0.05
fo	15