Basic size of mm

d	55
D	90
B	18

The basic rated load is kN

trends C	57.2
static state Co	69.5

Fatigue load limit Pu	8.3

Rated rotation speed is r/min

Refer to the speed	8000
limit speed	8500

Specification standard holder	0.4

model

Standard holder	NU1011ECP
Other holder 1)	-

Dimensions are mm

d	55
d1 ～	-
D1 ～	79
F,E	64.5
r1,2 min	1.1
r3,4 min	1
s1)	0.5

Shoulder gear and chamfer size mm

da min	59.6
Da max	63
db,Da min	67
Da max	84
ra max	1
rb max	1

Calculation coefficient

kr	0.1

Corner circle

model	-
quality	-
Size B1	-
Size B2	-