Bearing Numbers
Single row :7217B
DB :7217DB
DF :7217DF
DT :7217DT
Principal dimensions(mm)
д :85
Д :150
Б :28
r(min) :2
r1(min) :1
Basic load ratings(N)
Кр :93000
Кор :81000
Basic load ratings(kgf)
Кр :9500
Кор :8250
Value
fo :15.5
Limiting Speed (rpm)
Смазка :3400
Масло :4800
Distance of action point(mm)
a :63.3
Abutment and fillet dimensions
da(min) :95
Da(max) :140
ra(max) :2
Масса
(kg) :1.87
Basic load ratings(duplex bearing) (N)
Кр :151000
Кор :162000
Basic load ratings(duplex bearing) (kgf)
Кр :15400
Кор :16500
Limiting Speed(duplex bearing) (rpm)
Смазка :2800
Масло :3800
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :126.6
face-to-face arrangement :70.6
Installation dimensions(duplex bearing)
db(min) :91
Db(max) :144
rb(max) :1
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