Basic size of mm

d	60
D	130
B	31

The basic rated load is kN

trends C	85.2
static state Co	52

Fatigue load limit Pu	2.2

Rated rotation speed is r/min

Refer to the speed	11000
Limit speed 1)	7000

Mass kg	1.7

model

Bearing belt stop slot	*6312N
Stop slot and stop ring	*6312NR
snap ring	SP130

Dimensions are mm

d	60
d1 ～	81.9
D1 ～	108
D3	125.22
D4	139.7
b	3.1
f	2.82
C	4.06
r1,2 min	2.1
r0 max	0.6

Shoulder gear and chamfer size mm

da min	72
Da max	118
db min	141
Ba min	3.5
Ca max	6.88
ra max	2

Calculation coefficient

kr	0.03
fo	13