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6920ZZ
Basic parameters
Deep groove ball bearings
Series
6920ZZ
Model
Main Size(mm)
100
d
140
D
20
B
1.1
r smin 1
0.5
rNS minimum
Rated base load
41.0
Dynamic load Cr/kN
39.5
Static load Cor/kN
4,200
Dynamic load Cr/kgf
4,050
Static load Cor/kgf
Allowable speed(rpm)
4,500
Grease lubrication open ZZ LLB
5,300
Oil lubrication open Z LB
2,600
LLU
Bearing number
6920
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)
137.6
D1 maximum
3.3
a maximum
1.9
b minmum
0.6
r 0maximum
Stop ring Size(mm)
145.7
D2 maximum
1.7
f maximum
Installation relationship size(mm)
106.5
da minmum
110
da maximum 3
133.5
Da maximum
147
Dx (about)
4.7
C Ymaximum
1.7
C zminmum
1
r asminmum
0.5
r Nas maximun
Weight 4 (kg)
0.785
(about)
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