Basic size of mm

d	50
D	80
B	16

The basic rated load is kN

trends C	46.8
static state Co	56

Fatigue load limit Pu	6.7

Rated rotation speed is r/min

Refer to the speed	9000
limit speed	9500

Specification standard holder	0.27

model

Standard holder	NU1010ECP
Other holder 1)	-

Dimensions are mm

d	50
d1 ～	-
D1 ～	70
F,E	57.5
r1,2 min	1
r3,4 min	0.6
s1)	1

Shoulder gear and chamfer size mm

da min	53.2
Da max	56
db,Da min	60
Da max	75.4
ra max	1
rb max	0.6

Calculation coefficient

kr	0.1

Corner circle

model	-
quality	-
Size B1	-
Size B2	-