Basic size of mm

d	120
D	180
B	28

The basic rated load is kN

trends C	134
static state Co	183

Fatigue load limit Pu	20.8

Rated rotation speed is r/min

Refer to the speed	4000
limit speed	6300

Specification standard holder	2.45

model

Standard holder	NU1024ML
Other holder 1)	M

Dimensions are mm

d	120
d1 ～	-
D1 ～	159
F,E	135
r1,2 min	2
r3,4 min	1.1
s1)	3.8

Shoulder gear and chamfer size mm

da min	126
Da max	133
db,Da min	138
Da max	171
ra max	2
rb max	1

Calculation coefficient

kr	0.1

Corner circle

model	-
quality	-
Size B1	-
Size B2	-