Basic size of mm

d	196.85
D	241.3
T	23.812

The basic rated load is kN

trends C	154
static state Co	315

Fatigue load limit Pu	29

Rated rotation speed is r/min

Refer to the speed	1700
limit speed	2600

quality	2
model	LL639249/210
series	LL639200

Dimensions are mm

d	196.85
d1 ～	217
B	23.017
C	17.462
r1,2 min	1.5
r3,4 min	1.5
a	41

Shoulder gear and chamfer size mm

Da max	207
db min	204
Da min	232
Da max	233
Db min	235
Ca min	5
Cb min	6
ra max	1.5
rb max	1.5

Calculation coefficient

e	0.43
Y	1.4
Yo	0.8