Basic size of mm

d	12
D	37
B	12

The basic rated load is kN

trends C	10.1
static state Co	4.15

Fatigue load limit Pu	0.176

Rated rotation speed is r/min

Refer to the speed	45000
Limit speed 1)	22000

Mass kg	0.06

model

Both sides are sealed	*6301-2RSL
One side is sealed	*6301-RSL

Dimensions are mm

d	12
d1 ～	-
d2 ～	17.7
D2 ～	31.5
r1,2 min	1

Shoulder gear and chamfer size mm

da min	17.6
Da max	17.6
Da max	31.4
ra max	1

Calculation coefficient

kr	0.03
fo	11