Basic size of mm

d	65
D	140
T	72

The basic rated load is kN

trends C	325
static state Co	380

Fatigue load limit Pu	47.5

Rated rotation speed is r/min

Refer to the speed	2800
limit speed	4800

quality	5.05
model	*31313J2/QCL7CDF

Dimensions are mm

d	65
2B	66
r3,4 min	2.5
r5 min	1

Shoulder gear and chamfer size mm

Da max	80
Da min	111
Da max	128
Ca min	5
ra max	2
rc max	1

Calculation coefficient

e	0.83
Y1	0.81
Y2	1.2
Yo	0.8