Basic size of mm

d	100
D	215
B	47

The basic rated load is kN

trends C	450
static state Co	440

Fatigue load limit Pu	51

Rated rotation speed is r/min

Refer to the speed	3200
limit speed	3800

Specification standard holder	7.85

model

Standard holder	*NU320ECP
Other holder 1)	J,M,ML

Dimensions are mm

d	100
d1 ～	139
D1 ～	182
F,E	127.5
r1,2 min	3
r3,4 min	3
s1)	2.9

Shoulder gear and chamfer size mm

da min	114
Da max	124
db,Da min	130
Da max	201
ra max	2.5
rb max	2.5

Calculation coefficient

kr	0.15

Corner circle

model	HJ320EC
quality	0.87
Size B1	13
Size B2	20.5