Bearing Numbers
Single row :7218B
DB :7218DB
DF :7218DF
DT :7218DT
Principal dimensions(mm)
д :90
Д :160
Б :30
r(min) :2
r1(min) :1
Basic load ratings(N)
Кр :107000
Кор :94000
Basic load ratings(kgf)
Кр :10900
Кор :9550
Value
fo :15.5
Limiting Speed (rpm)
Смазка :3200
Масло :4300
Distance of action point(mm)
a :67.4
Abutment and fillet dimensions
da(min) :100
Da(max) :150
ra(max) :2
Масса
(kg) :2.29
Basic load ratings(duplex bearing) (N)
Кр :173000
Кор :188000
Basic load ratings(duplex bearing) (kgf)
Кр :17700
Кор :19100
Limiting Speed(duplex bearing) (rpm)
Смазка :2600
Масло :3400
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :134.9
face-to-face arrangement :74.9
Installation dimensions(duplex bearing)
db(min) :96
Db(max) :154
rb(max) :1
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