Basic size of mm

d	20
D	42
B	9

The basic rated load is kN

trends C	7.93
static state Co	4.5

Fatigue load limit Pu	0.19

Rated rotation speed is r/min

Refer to the speed	38000
limit speed	24000

Mass kg	0.051
model	98204Y

Dimensions are mm

d	20
d1 ～	27.4
D1 ～	36
D2 ～	36.2
r1,2 min	0.6

Shoulder gear and chamfer size mm

da min	23.2
Da max	38.8
ra max	0.6

Calculation coefficient

kr	0.025
fo	14