Basic size of mm

d	85
D	180
B	60

The basic rated load is kN

trends C	455
static state Co	490

Fatigue load limit Pu	60

Rated rotation speed is r/min

Refer to the speed	4000
limit speed	4800

Specification standard holder	6.85

model

Standard holder	*NU2317ECP
Other holder 1)	J,ML

Dimensions are mm

d	85
d1 ～	-
D1 ～	153
F,E	108
r1,2 min	3
r3,4 min	3
s1)	5.8

Shoulder gear and chamfer size mm

da min	99
Da max	105
db,Da min	111
Da max	166
ra max	2.5
rb max	2.5

Calculation coefficient

kr	0.25

Corner circle

model	-
quality	-
Size B1	-
Size B2	-