Basic size of mm

d	28
D	52
T	16

The basic rated load is kN

trends C	36.5
static state Co	38

Fatigue load limit Pu	4

Rated rotation speed is r/min

Refer to the speed	10000
limit speed	13000

quality	0.15
model	*320/28X/Q
ISO335 dimension series (ABMA)	4CC

Dimensions are mm

d	28
d1 ～	40.3
B	16
C	12
r1,2 min	1
r3,4 min	1
a	12

Shoulder gear and chamfer size mm

Da max	34
db min	34
Da min	45
Da max	46
Db min	49
Ca min	3
Cb min	4
ra max	1
rb max	1

Calculation coefficient

e	0.43
Y	1.4
Yo	0.8