Basic size of mm

d	670
D	980
B	136

The basic rated load is kN

trends C	3740
static state Co	6800

Fatigue load limit Pu	465

Rated rotation speed is r/min

Refer to the speed	530
limit speed	800

quality	350
model	NU10/670ECMA

Dimensions are mm

d	670
d1 ～	-
D1 ～	891
F,E	747
r1,2 min	7.5
r3,4 min	7.5
s1)	7.9

Shoulder gear and chamfer size mm

da min	698
Da max	736
db,Da min	753
Da max	952
ra max	6
rb max	6

Calculation coefficient

kr	0.1

Corner circle

model	-
quality	-
Size B1	-
Size B2	-