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6820NR
Basic parameters
Deep groove ball bearings
Series
6820NR
Model
Main Size(mm)
100
d
125
D
13
B
1
r smin 1
0.5
rNS minimum
Rated base load
19.6
Dynamic load Cr/kN
21.2
Static load Cor/kN
2,000
Dynamic load Cr/kgf
2,160
Static load Cor/kgf
Allowable speed(rpm)
4,800
Grease lubrication open ZZ LLB
5,600
Oil lubrication open Z LB
2,700
LLU
Bearing number
6820
open
ZZ
open
LLB
Non-contact seal
LLU
Low contact seal
N
With Stop groove 2
NR
With snap ring 2
Stop groove Size(mm)
122.6
D1 maximum
2.1
a maximum
1.3
b minmum
0.4
r 0maximum
Stop ring Size(mm)
130.7
D2 maximum
1.12
f maximum
Installation relationship size(mm)
105
da minmum
106
da maximum 3
120
Da maximum
132
Dx (about)
2.9
C Ymaximum
1.2
C zminmum
1
r asminmum
0.5
r Nas maximun
Weight 4 (kg)
0.313
(about)
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