Basic size of mm

d	100
D	180
B	46

The basic rated load is kN

trends C	380
static state Co	450

Fatigue load limit Pu	54

Rated rotation speed is r/min

Refer to the speed	4000
limit speed	4500

Specification standard holder	4.9

model

Standard holder	*NUP2220ECP
Other holder 1)	ML

Dimensions are mm

d	100
d1 ～	127
D1 ～	157
F,E	119
r1,2 min	2.1
r3,4 min	2.1
s1)	-

Shoulder gear and chamfer size mm

da min	112
Da max	-
db,Da min	130
Da max	168
ra max	2
rb max	2

Calculation coefficient

kr	0.2

Corner circle

model	-
quality	-
Size B1	-
Size B2	-