Basic size of mm

d	384.175
D	546.1
T	104.775

The basic rated load is kN

trends C	1870
static state Co	4150

Fatigue load limit Pu	320

Rated rotation speed is r/min

Refer to the speed	750
limit speed	1100

quality	77
model	HM266449/410
series	HM266400

Dimensions are mm

d	384.175
d1 ～	458
B	104.775
C	82.55
r1,2 min	6.4
r3,4 min	6.4
a	96

Shoulder gear and chamfer size mm

Da max	418
db min	416
Da min	492
Da max	514
Db min	520
Ca min	15
Cb min	22
ra max	6
rb max	6

Calculation coefficient

e	0.33
Y	1.8
Yo	1