Basic size of mm

d	114.3
D	177.8
T	41.275

The basic rated load is kN

trends C	251
static state Co	415

Fatigue load limit Pu	42.5

Rated rotation speed is r/min

Refer to the speed	2600
limit speed	3800

quality	3.6
model	64450/64700
series	64000

Dimensions are mm

d	114.3
d1 ～	146
B	41.275
C	30.162
r1,2 min	3.5
r3,4 min	3.3
a	42

Shoulder gear and chamfer size mm

Da max	126
db min	127
Da min	155
Da max	166
Db min	171
Ca min	6
Cb min	11
ra max	3
rb max	3

Calculation coefficient

e	0.52
Y	1.15
Yo	0.6