Bearing Numbers
Single row :7212B
DB :7212DB
DF :7212DF
DT :7212DT
Principal dimensions(mm)
д :60
Д :110
Б :22
r(min) :1.5
r1(min) :1
Basic load ratings(N)
Кр :56000
Кор :44500
Basic load ratings(kgf)
Кр :5700
Кор :4550
Value
fo :15.3
Limiting Speed (rpm)
Смазка :4800
Масло :6300
Distance of action point(mm)
a :46.7
Abutment and fillet dimensions
da(min) :69
Da(max) :101
ra(max) :1.5
Масса
(kg) :0.815
Basic load ratings(duplex bearing) (N)
Кр :91000
Кор :89000
Basic load ratings(duplex bearing) (kgf)
Кр :9300
Кор :9050
Limiting Speed(duplex bearing) (rpm)
Смазка :3800
Масло :5300
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :93.3
face-to-face arrangement :49.3
Installation dimensions(duplex bearing)
db(min) :66
Db(max) :104
rb(max) :1
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