Bearing Numbers
Single row :7901C
DB :7901DB
DF :7901DF
DT :7901DT
Principal dimensions(mm)
д :12
Д :24
Б :6
r(min) :0.3
r1(min) :0.15
Basic load ratings(N)
Кр :3350
Кор :1860
Basic load ratings(kgf)
Кр :340
Кор :189
Value
fo :14.7
Limiting Speed (rpm)
Смазка :45000
Масло :63000
Distance of action point(mm)
a :5.4
Abutment and fillet dimensions
da(min) :14.5
Da(max) :21.5
ra(max) :0.3
Масса
(kg) :0.011
Basic load ratings(duplex bearing) (N)
Кр :5450
Кор :3700
Basic load ratings(duplex bearing) (kgf)
Кр :555
Кор :380
Limiting Speed(duplex bearing) (rpm)
Смазка :36000
Масло :50000
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :10.8
face-to-face arrangement :1.2
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :22.8
rb(max) :0.15
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