Basic size of mm

d	9
D	24
B	7

The basic rated load is kN

trends C	3.9
static state Co	1.66

Fatigue load limit Pu	0.071

Rated rotation speed is r/min

Refer to the speed	70000
limit speed	43000

Mass kg	0.014
model	*609

Dimensions are mm

d	9
d1 ～	14.4
D1 ～	19.8
D2 ～	21.2
r1,2 min	0.3

Shoulder gear and chamfer size mm

da min	11
Da max	22
ra max	0.3

Calculation coefficient

kr	0.025
fo	13