Basic size of mm

d	30
D	72
B	19

The basic rated load is kN

trends C	58.5
static state Co	48

Fatigue load limit Pu	6.2

Rated rotation speed is r/min

Refer to the speed	11000
limit speed	12000

Specification standard holder	0.38

model

Standard holder	*NUP306ECP
Other holder 1)	J,M,ML

Dimensions are mm

d	30
d1 ～	45
D1 ～	58.9
F,E	40.5
r1,2 min	1.1
r3,4 min	1.1
s1)	-

Shoulder gear and chamfer size mm

da min	37
Da max	-
db,Da min	47
Da max	65
ra max	1
rb max	1

Calculation coefficient

kr	0.15

Corner circle

model	-
quality	-
Size B1	-
Size B2	-