Bearing Numbers
Single row :7917A5
DB :7917DB
DF :7917DF
DT :7917DT
Principal dimensions(mm)
д :85
Д :120
Б :18
r(min) :1.1
r1(min) :0.6
Basic load ratings(N)
Кр :36500
Кор :38500
Basic load ratings(kgf)
Кр :3750
Кор :3900
Value
fo :16.5
Limiting Speed (rpm)
Смазка :6700
Масло :9000
Distance of action point(mm)
a :32.9
Abutment and fillet dimensions
da(min) :92
Da(max) :113
ra(max) :1
Масса
(kg) :0.541
Basic load ratings(duplex bearing) (N)
Кр :59500
Кор :77000
Basic load ratings(duplex bearing) (kgf)
Кр :6100
Кор :7850
Limiting Speed(duplex bearing) (rpm)
Смазка :5300
Масло :7500
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :65.8
face-to-face arrangement :29.8
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :115
rb(max) :0.6
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