Bearing Numbers
Single row :7321A
DB :7321DB
DF :7321DF
DT :7321DT
Principal dimensions(mm)
д :105
Д :225
Б :49
r(min) :3
r1(min) :1.1
Basic load ratings(N)
Кр :208000
Кор :193000
Basic load ratings(kgf)
Кр :21200
Кор :19700
Value
fo :14.2
Limiting Speed (rpm)
Смазка :2600
Масло :3600
Distance of action point(mm)
a :72.1
Abutment and fillet dimensions
da(min) :119
Da(max) :211
ra(max) :2.5
Масса
(kg) :9.34
Basic load ratings(duplex bearing) (N)
Кр :335000
Кор :385000
Basic load ratings(duplex bearing) (kgf)
Кр :34500
Кор :39500
Limiting Speed(duplex bearing) (rpm)
Смазка :2200
Масло :2800
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :144.3
face-to-face arrangement :46.3
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :218
rb(max) :1
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