Basic size of mm

d	320
D	480
T	100

The basic rated load is kN

trends C	1540
static state Co	3100

Fatigue load limit Pu	255

Rated rotation speed is r/min

Refer to the speed	850
limit speed	1100

quality	64
model	32064X
ISO335 dimension series (ABMA)	4GD

Dimensions are mm

d	320
d1 ～	399
B	100
C	74
r1,2 min	5
r3,4 min	4
a	103

Shoulder gear and chamfer size mm

Da max	350
db min	342
Da min	424
Da max	460
Db min	461
Ca min	15
Cb min	26
ra max	4
rb max	3

Calculation coefficient

e	0.46
Y	1.3
Yo	0.7