Basic size of mm

d	60
D	130
B	31

The basic rated load is kN

trends C	173
static state Co	160

Fatigue load limit Pu	20.8

Rated rotation speed is r/min

Refer to the speed	5600
limit speed	6700

Specification standard holder	1.95

model

Standard holder	*NUP312ECP
Other holder 1)	J,M,ML

Dimensions are mm

d	60
d1 ～	84.3
D1 ～	110
F,E	77
r1,2 min	2.1
r3,4 min	2.1
s1)	-

Shoulder gear and chamfer size mm

da min	72
Da max	-
db,Da min	87
Da max	118
ra max	2
rb max	2

Calculation coefficient

kr	0.15

Corner circle

model	-
quality	-
Size B1	-
Size B2	-