Basic size of mm

d	50
D	110
B	27

The basic rated load is kN

trends C	64.4
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	1.15

model

Bearing open type	310NR
Dust cover on one side	310-ZNR
There are dust covers on both sides	310-2ZNR
snap ring	SP110

Dimensions are mm

d	50
d1 ～	62.5
D2 ～	95.2
D3	106.81
D4	116.6
f	2.46
b	2.7
C	3.28
r0 max	0.6
r1,2 min	2

Shoulder gear and chamfer size mm

da min	59
Da max	101
db min	118
Ba min	3
Ca max	5.74
ra max	2