Basic size of mm

d	45
D	100
B	39.7

The basic rated load is kN

trends C	75
static state Co	53

Fatigue load limit Pu	2.24

Rated rotation speed is r/min

Refer to the speed	6700
limit speed	6700

Mass kg	1.4

Model number ²⁾

Metal holder	*3309A
Nylon holder	*3309ATN9

Dimensions are mm

d	45
d1 ～	55.6
D1 ～	90
r1,2 min	1.5
a	58

Shoulder gear and chamfer size mm

da min	54
Da max	91
ra max	1.5