Basic size of mm

d	35
D	80
B	21

The basic rated load is kN

trends C	75
static state Co	63

Fatigue load limit Pu	8.15

Rated rotation speed is r/min

Refer to the speed	9500
limit speed	11000

Specification standard holder	0.55

model

Standard holder	*NJ307ECP
Other holder 1)	J,M,ML

Dimensions are mm

d	35
d1 ～	51
D1 ～	66.3
F,E	46.2
r1,2 min	1.5
r3,4 min	1.1
s1)	1.2

Shoulder gear and chamfer size mm

da min	44
Da max	44
db,Da min	53
Da max	71
ra max	1.5
rb max	1

Calculation coefficient

kr	0.15

Corner circle

model	HJ307EC
quality	0.058
Size B1	6
Size B2	9.5