Basic size of mm

d	40
D	90
B	36.5

The basic rated load is kN

trends C	64
static state Co	44

Fatigue load limit Pu	1.86

Rated rotation speed is r/min

Refer to the speed	7500
limit speed	7500

Mass kg	1.05

Model number ²⁾

Metal holder	*3308A
Nylon holder	*3308ATN9

Dimensions are mm

d	40
d1 ～	50.8
D1 ～	80.5
r1,2 min	1.5
a	53

Shoulder gear and chamfer size mm

da min	49
Da max	81
ra max	1.5