Basic size of mm

d	31.75
D	61.912
T	19.05

The basic rated load is kN

trends C	56
static state Co	57

Fatigue load limit Pu	6.2

Rated rotation speed is r/min

Refer to the speed	9000
limit speed	12000

quality	0.24
model	*15123/15243/Q
series	15000

Dimensions are mm

d	31.75
d1 ～	45.8
B	19.05
C	14.288
r1,2 min	4
r3,4 min	2
a	13

Shoulder gear and chamfer size mm

Da max	38
db min	44
Da min	54
Da max	55
Db min	58
Ca min	4
Cb min	3.5
ra max	3
rb max	2

Calculation coefficient

e	0.35
Y	1.7
Yo	0.9