Basic size of mm

d	20
D	47
B	14

The basic rated load is kN

trends C	12.7
static state Co	3.4

Fatigue load limit Pu	0.18
limit speed	9000
Mass kg	0.18
model	11204ETN9

Dimensions are mm

d	20
d2 ～	28.9
D1 ～	41
B	40
r1,2 min	1

Shoulder gear and chamfer size mm

Da max	41.4
ra max	1

Calculation coefficient

e	0.3
Y1	2.1
Y2	3.3
Y0	2.2