Bearing Numbers
Single row :7900C
DB :7900DB
DF :7900DF
DT :7900DT
Principal dimensions(mm)
д :10
Д :22
Б :6
r(min) :0.3
r1(min) :0.15
Basic load ratings(N)
Кр :3000
Кор :1520
Basic load ratings(kgf)
Кр :305
Кор :155
Value
fo :14.1
Limiting Speed (rpm)
Смазка :48000
Масло :63000
Distance of action point(mm)
a :5.1
Abutment and fillet dimensions
da(min) :12.5
Da(max) :19.5
ra(max) :0.3
Масса
(kg) :0.009
Basic load ratings(duplex bearing) (N)
Кр :4900
Кор :3050
Basic load ratings(duplex bearing) (kgf)
Кр :500
Кор :310
Limiting Speed(duplex bearing) (rpm)
Смазка :38000
Масло :53000
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :10.3
face-to-face arrangement :1.7
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :20.8
rb(max) :0.15
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