Basic size of mm

d	20
D	42
B	12

The basic rated load is kN

trends C	9.95
static state Co	5

Fatigue load limit Pu	0.212

Rated rotation speed is r/min

Refer to the speed	38000
Limit speed 1)	24000

Mass kg	0.069

model

Bearing belt stop slot	*6004-ZNR
Stop slot and stop ring	*6004-2ZNR
snap ring	SP42

Dimensions are mm

d	20
d1 ～	27.2
D1 ～	37.2
D3	39.75
D4	46.3
b	1.35
f	1.12
C	2.06
r1,2 min	0.6
r0 max	0.4

Shoulder gear and chamfer size mm

da min	23.2
Da max	38.8
db min	48
Ba min	1.5
Ca max	3.18
ra max	0.6

Calculation coefficient

kr	0.025
fo	14