Basic size of mm

d	35
D	80
T	22.75

The basic rated load is kN

trends C	71
static state Co	67

Fatigue load limit Pu	7.8

Rated rotation speed is r/min

Refer to the speed	6300
limit speed	8500

quality	0.52
model	*31307J2/Q
ISO335 dimension series (ABMA)	7FB

Dimensions are mm

d	35
d1 ～	59.6
B	21
C	15
r1,2 min	2
r3,4 min	1.5
a	25

Shoulder gear and chamfer size mm

Da max	45
db min	44
Da min	62
Da max	71
Db min	76
Ca min	3
Cb min	7.5
ra max	2
rb max	1.5

Calculation coefficient

e	0.83
Y	0.72
Yo	0.4