Basic size of mm

d	750
D	1090
B	195

The basic rated load is kN

trends C	7040
static state Co	14600

Fatigue load limit Pu	980

Rated rotation speed is r/min

Refer to the speed	430
limit speed	670

quality	635
model	NU20/750ECMA

Dimensions are mm

d	750
d1 ～	-
D1 ～	993
F,E	832
r1,2 min	7.5
r3,4 min	7.5
s1)	2

Shoulder gear and chamfer size mm

da min	778
Da max	823
db,Da min	838
Da max	1062
ra max	6
rb max	6

Calculation coefficient

kr	0.14

Corner circle

model	-
quality	-
Size B1	-
Size B2	-