Basic size of mm

d	69.85
D	120
T	32.545

The basic rated load is kN

trends C	154
static state Co	228

Fatigue load limit Pu	26.5

Rated rotation speed is r/min

Refer to the speed	4000
limit speed	6000

quality	1.5
model	47487/47420A/Q
series	47400

Dimensions are mm

d	69.85
d1 ～	94.3
B	32.545
C	26.195
r1,2 min	3.5
r3,4 min	0.5
a	25

Shoulder gear and chamfer size mm

Da max	81
db min	82
Da min	105
Da max	117
Db min	113
Ca min	6
Cb min	6
ra max	3
rb max	0.5

Calculation coefficient

e	0.35
Y	1.7
Yo	0.9