Basic size of mm

d	177.8
D	227.012
T	30.162

The basic rated load is kN

trends C	187
static state Co	425

Fatigue load limit Pu	40

Rated rotation speed is r/min

Refer to the speed	1800
limit speed	2800

quality	3
model	36990/36920
series	36900

Dimensions are mm

d	177.8
d1 ～	203
B	30.162
C	23.02
r1,2 min	1.5
r3,4 min	1.5
a	43

Shoulder gear and chamfer size mm

Da max	190
db min	186
Da min	212
Da max	219
Db min	220
Ca min	5
Cb min	7
ra max	1.5
rb max	1.5

Calculation coefficient

e	0.44
Y	1.35
Yo	0.8