Bearing Numbers
Single row :7210C
DB :7210DB
DF :7210DF
DT :7210DT
Principal dimensions(mm)
д :50
Д :90
Б :20
r(min) :1.1
r1(min) :0.6
Basic load ratings(N)
Кр :43000
Кор :31500
Basic load ratings(kgf)
Кр :4350
Кор :3250
Value
fo :14.5
Limiting Speed (rpm)
Смазка :12000
Масло :16000
Distance of action point(mm)
a :19.4
Abutment and fillet dimensions
da(min) :57
Da(max) :83
ra(max) :1
Масса
(kg) :0.528
Basic load ratings(duplex bearing) (N)
Кр :69500
Кор :63500
Basic load ratings(duplex bearing) (kgf)
Кр :7100
Кор :6450
Limiting Speed(duplex bearing) (rpm)
Смазка :9500
Масло :13000
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :38.7
face-to-face arrangement :1.3
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :85
rb(max) :0.6
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