Basic size of mm

d	750
D	920
B	100

The basic rated load is kN

trends C	2640
static state Co	6950

Fatigue load limit Pu	520

Rated rotation speed is r/min

Refer to the speed	240
limit speed	300

quality	140
model	NCF28/750V

Dimensions are mm

d	750
d1 ～	810
D1 ～	867
E,F	878
r1,2 min	5
r3,4 min	5
s1)	8

Shoulder gear and chamfer size mm

da min	768
das2) Suggested value	799
Da max	902
Db max	902
ra max	4
rb max	4