Basic size of mm

d	257.175
D	342.9
T	57.15

The basic rated load is kN

trends C	594
static state Co	1220

Fatigue load limit Pu	110

Rated rotation speed is r/min

Refer to the speed	1200
limit speed	1800

quality	14
model	M349549/510/VE174
series	M349500

Dimensions are mm

d	257.175
d1 ～	297
B	57.15
C	44.45
r1,2 min	6.4
r3,4 min	3.3
a	60

Shoulder gear and chamfer size mm

Da max	274
db min	289
Da min	318
Da max	328
Db min	331
Ca min	9
Cb min	12.5
ra max	6
rb max	3

Calculation coefficient

e	0.35
Y	1.7
Yo	0.9