Bearing Numbers
Single row :7920A5
DB :7920DB
DF :7920DF
DT :7920DT
Principal dimensions(mm)
д :100
Д :140
Б :20
r(min) :1.1
r1(min) :0.6
Basic load ratings(N)
Кр :47500
Кор :51500
Basic load ratings(kgf)
Кр :4850
Кор :5250
Value
fo :16.3
Limiting Speed (rpm)
Смазка :5600
Масло :8000
Distance of action point(mm)
a :38
Abutment and fillet dimensions
da(min) :107
Da(max) :133
ra(max) :1
Масса
(kg) :0.804
Basic load ratings(duplex bearing) (N)
Кр :77000
Кор :103000
Basic load ratings(duplex bearing) (kgf)
Кр :7850
Кор :10500
Limiting Speed(duplex bearing) (rpm)
Смазка :4500
Масло :6300
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :76
face-to-face arrangement :36
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :135
rb(max) :0.6
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