Bearing Numbers
Single row :7938C
DB :7938DB
DF :7938DF
DT :7938DT
Principal dimensions(mm)
д :190
Д :260
Б :33
r(min) :2
r1(min) :1
Basic load ratings(N)
Кр :147000
Кор :192000
Basic load ratings(kgf)
Кр :15000
Кор :19600
Value
fo :16.5
Limiting Speed (rpm)
Смазка :3000
Масло :4300
Distance of action point(mm)
a :46.6
Abutment and fillet dimensions
da(min) :200
Da(max) :250
ra(max) :2
Масса
(kg) :4.98
Basic load ratings(duplex bearing) (N)
Кр :239000
Кор :385000
Basic load ratings(duplex bearing) (kgf)
Кр :24400
Кор :39000
Limiting Speed(duplex bearing) (rpm)
Смазка :2400
Масло :3400
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :93.3
face-to-face arrangement :27.3
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :254
rb(max) :1
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