Basic size of mm

d	12
D	32
B	15.9

The basic rated load is kN

trends C	10.1
static state Co	5.6

Fatigue load limit Pu	0.24

Rated rotation speed is r/min

Refer to the speed	20000
limit speed	22000

Mass kg	0.058

Model number ²⁾

Metal holder	-
Nylon holder	3201ATN9

Dimensions are mm

d	12
d1 ～	19.1
D1 ～	26.5
r1,2 min	0.6
a	19

Shoulder gear and chamfer size mm

da min	16.4
Da max	27.6
ra max	0.6