Bearing Numbers
Single row :7203A
DB :7203DB
DF :7203DF
DT :7203DT
Principal dimensions(mm)
d :17
D :40
B :12
r(min) :0.6
r1(min) :0.3
Basic load ratings(N)
Cr :10800
Cor :6000
Basic load ratings(kgf)
Cr :1100
Cor :610
Value
fo :13.8
Limiting Speed (rpm)
Grease :20000
Oil :28000
Distance of action point(mm)
a :14.2
Abutment and fillet dimensions
da(min) :22
Da(max) :35
ra(max) :0.6
Weight
(kg) :0.067
Basic load ratings(duplex bearing) (N)
Cr :17600
Cor :12000
Basic load ratings(duplex bearing) (kgf)
Cr :1790
Cor :1220
Limiting Speed(duplex bearing) (rpm)
Grease :16000
Oil :22000
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :28.5
face-to-face arrangement :4.5
Installation dimensions(duplex bearing)
db(min) :19.5
Db(max) :37.5
rb(max) :0.3
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