Bearing Numbers
Single row :7304B
DB :7304DB
DF :7304DF
DT :7304DT
Principal dimensions(mm)
д :20
Д :52
Б :15
r(min) :1.1
r1(min) :0.6
Basic load ratings(N)
Кр :17300
Кор :9650
Basic load ratings(kgf)
Кр :1770
Кор :985
Value
fo :13.9
Limiting Speed (rpm)
Смазка :11000
Масло :15000
Distance of action point(mm)
a :22.6
Abutment and fillet dimensions
da(min) :27
Da(max) :45
ra(max) :1
Масса
(kg) :0.15
Basic load ratings(duplex bearing) (N)
Кр :28200
Кор :19300
Basic load ratings(duplex bearing) (kgf)
Кр :2870
Кор :1970
Limiting Speed(duplex bearing) (rpm)
Смазка :9000
Масло :12000
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :45.2
face-to-face arrangement :15.2
Installation dimensions(duplex bearing)
db(min) :25
Db(max) :47
rb(max) :0.6
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