Basic size of mm

d	50
D	72
B	22

The basic rated load is kN

trends C	86.5
static state Co	125

Fatigue load limit Pu	13.7

Rated rotation speed is r/min

Refer to the speed	-
limit speed	3600

quality	0.29

model

Bearing cylindrical hole	*C4910V
conical bore	*C4910K30V

Dimensions are mm

d	50
d2 ～	56.9
D1 ～	66.1
r1,2 min	0.6
s11) ～	4.7
s21) ～	1.7

Shoulder gear and chamfer size mm

da min	53.2
da max	62
Da min	-
Da max	68.8
Ca2) max	-
ra max	0.6

Calculation coefficient

k1	0.103
k2	0.114