Basic size of mm

d	346.075
D	488.95
T	95.25

The basic rated load is kN

trends C	1420
static state Co	3150

Fatigue load limit Pu	255

Rated rotation speed is r/min

Refer to the speed	850
limit speed	1200

quality	55
model	HM262749/710
series	HM262700

Dimensions are mm

d	346.075
d1 ～	413
B	95.25
C	74.612
r1,2 min	6.4
r3,4 min	3.3
a	88

Shoulder gear and chamfer size mm

Da max	379
db min	378
Da min	442
Da max	472
Db min	467
Ca min	12
Cb min	21
ra max	6
rb max	3

Calculation coefficient

e	0.33
Y	1.8
Yo	1