Basic size of mm

d	190
D	340
B	55

The basic rated load is kN

trends C	307
static state Co	405

Fatigue load limit Pu	10.4

Rated rotation speed is r/min

Refer to the speed	2000
limit speed	2200

Mass kg	21.9

Model number ¹⁾

General distribution bearings	7238BCBM
Basic design bearings	-

Dimensions are mm

d	190
d1 ～	250.4
d2 ～	224.1
D1 ～	285.4
r1,2 min	4
r3,4 min	1.5
a	139

Shoulder gear and chamfer size mm

da min	207
Da max	323
db max	331
ra max	3
rb max	1.5