Basic size of mm

d	120
D	215
B	58

The basic rated load is kN

trends C	520
static state Co	630

Fatigue load limit Pu	72

Rated rotation speed is r/min

Refer to the speed	3400
limit speed	3600

Specification standard holder	8.5

model

Standard holder	*NJ2224ECP
Other holder 1)	J,M,ML

Dimensions are mm

d	120
d1 ～	153
D1 ～	188
F,E	143.5
r1,2 min	2.1
r3,4 min	2.1
s1)	3.8

Shoulder gear and chamfer size mm

da min	132
Da max	140
db,Da min	156
Da max	203
ra max	2
rb max	2

Calculation coefficient

kr	0.2

Corner circle

model	HJ2224EC
quality	0.74
Size B1	11
Size B2	20