Basic size of mm

d	55
D	120
B	43

The basic rated load is kN

trends C	97.5
static state Co	83

Fatigue load limit Pu	3.45

Rated rotation speed is r/min

Refer to the speed	9000
limit speed	5000

Mass kg	2.15
model	4311ATN9

Dimensions are mm

d	55
d1 ～	76.5
D1 ～	98.5
r1,2 min	2

Shoulder gear and chamfer size mm

da min	64
Da max	111
ra max	2

Calculation coefficient

kr	0.06
fo	14