Bearing Numbers
Single row :7211A
DB :7211DB
DF :7211DF
DT :7211DT
Principal dimensions(mm)
д :55
Д :100
Б :21
r(min) :1.5
r1(min) :1
Basic load ratings(N)
Кр :51000
Кор :39500
Basic load ratings(kgf)
Кр :5200
Кор :4050
Value
fo :15.2
Limiting Speed (rpm)
Смазка :7100
Масло :10000
Distance of action point(mm)
a :32.9
Abutment and fillet dimensions
da(min) :64
Da(max) :91
ra(max) :1.5
Масса
(kg) :0.613
Basic load ratings(duplex bearing) (N)
Кр :83000
Кор :79000
Basic load ratings(duplex bearing) (kgf)
Кр :8450
Кор :8050
Limiting Speed(duplex bearing) (rpm)
Смазка :6000
Масло :8000
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :65.7
face-to-face arrangement :23.7
Installation dimensions(duplex bearing)
db(min) :61
Db(max) :94
rb(max) :1
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