Basic size of mm

d	35
D	80
B	21

The basic rated load is kN

trends C	59.2
static state Co	46.5

Fatigue load limit Pu	1.96

Rated rotation speed is r/min

Refer to the speed	9500
limit speed	15000

Mass kg	0.57

model

Bearing belt positioning groove	QJ307N2MA
No positioning slot	QJ307MA

Dimensions are mm

d	35
d1 ～	50.7
D1 ～	64.3
r1,2 min	1.5
a	40

Positioning of the slot size mm

b	5.5
h	4
ro	0.5

Shoulder gear and chamfer size mm

da min	44
Da max	71
ra max	1.5