Basic size of mm

d	45
D	85
B	19

The basic rated load is kN

trends C	69.5
static state Co	64

Fatigue load limit Pu	8.15

Rated rotation speed is r/min

Refer to the speed	9000
limit speed	9500

Specification standard holder	0.43

model

Standard holder	*N209ECP
Other holder 1)	-

Dimensions are mm

d	45
d1 ～	59
D1 ～	-
F,E	76.5
r1,2 min	1.1
r3,4 min	1.1
s1)	1.2

Shoulder gear and chamfer size mm

da min	52
Da max	74
db,Da min	78
Da max	78
ra max	1
rb max	1

Calculation coefficient

kr	0.15

Corner circle

model	-
quality	-
Size B1	-
Size B2	-