Basic size of mm

d	140
D	250
B	42

The basic rated load is kN

trends C	325
static state Co	440

Fatigue load limit Pu	13.2

Rated rotation speed is r/min

Refer to the speed	2600
limit speed	4300

Mass kg	9.85

model

Bearing belt positioning groove	QJ228N2MA
No positioning slot	-

Dimensions are mm

d	140
d1 ～	179
D1 ～	211
r1,2 min	3
a	137

Positioning of the slot size mm

b	10.5
h	11.7
ro	2

Shoulder gear and chamfer size mm

da min	154
Da max	236
ra max	2.5