Basic size of mm

d	20
D	47
B	14

The basic rated load is kN

trends C	14
static state Co	8.3

Fatigue load limit Pu	0.355

Rated rotation speed is r/min

Refer to the speed	18000
limit speed	18000

Mass kg	0.11

Model number ¹⁾

General distribution bearings	7204BECBP
Basic design bearings	7204BEP

Dimensions are mm

d	20
d1 ～	30.8
d2 ～	25.9
D1 ～	37
r1,2 min	1
r3,4 min	0.6
a	21

Shoulder gear and chamfer size mm

da min	25.6
Da max	41.4
db max	42.8
ra max	1
rb max	0.6