Basic size of mm

d	25.4
D	57.15
T	17.462

The basic rated load is kN

trends C	40.2
static state Co	45.5

Fatigue load limit Pu	4.9

Rated rotation speed is r/min

Refer to the speed	9000
limit speed	13000

quality	0.23
model	15578/15520
series	15500

Dimensions are mm

d	25.4
d1 ～	42.3
B	17.462
C	13.495
r1,2 min	1.3
r3,4 min	1.5
a	12

Shoulder gear and chamfer size mm

Da max	35
db min	31.5
Da min	49
Da max	50
Db min	53
Ca min	3
Cb min	3.5
ra max	1.3
rb max	1.5

Calculation coefficient

e	0.35
Y	1.7
Yo