Basic size of mm

d	45
D	100
B	36

The basic rated load is kN

trends C	160
static state Co	153

Fatigue load limit Pu	20

Rated rotation speed is r/min

Refer to the speed	7500
limit speed	8500

Specification standard holder	1.3

model

Standard holder	*NU2309ECP
Other holder 1)	ML

Dimensions are mm

d	45
d1 ～	-
D1 ～	83.8
F,E	58.5
r1,2 min	1.5
r3,4 min	1.5
s1)	3.2

Shoulder gear and chamfer size mm

da min	54
Da max	56
db,Da min	61
Da max	91
ra max	1.5
rb max	1.5

Calculation coefficient

kr	0.25

Corner circle

model	-
quality	-
Size B1	-
Size B2	-