Basic size of mm

d	120
D	215
B	40

The basic rated load is kN

trends C	165
static state Co	163

Fatigue load limit Pu	5.3

Rated rotation speed is r/min

Refer to the speed	3400
limit speed	3600

Mass kg	5.89

Model number ¹⁾

General distribution bearings	7224BCBM
Basic design bearings	7224BM

Dimensions are mm

d	120
d1 ～	157
d2 ～	138.6
D1 ～	179.4
r1,2 min	2.1
r3,4 min	1.1
a	90

Shoulder gear and chamfer size mm

da min	132
Da max	203
db max	208
ra max	2
rb max	1