Basic size of mm

d	630
D	780
B	69

The basic rated load is kN

trends C	1250
static state Co	2900

Fatigue load limit Pu	232

Rated rotation speed is r/min

Refer to the speed	300
limit speed	360

quality	72.5
model	NCF18/630V

Dimensions are mm

d	630
d1 ～	681
D1 ～	725
E	739
r1,2 min	4
r3,4 min	4
s1)	8

Shoulder gear and chamfer size mm

da min	645
das2) Suggested value	674
Da max	765
Db max	765
ra max	3
rb max	3