Bearing Numbers
Single row :7920C
DB :7920DB
DF :7920DF
DT :7920DT
Principal dimensions(mm)
д :100
Д :140
Б :20
r(min) :1.1
r1(min) :0.6
Basic load ratings(N)
Кр :50000
Кор :54000
Basic load ratings(kgf)
Кр :5100
Кор :5550
Value
fo :16.4
Limiting Speed (rpm)
Смазка :6700
Масло :9000
Distance of action point(mm)
a :26.1
Abutment and fillet dimensions
da(min) :107
Da(max) :133
ra(max) :1
Масса
(kg) :0.794
Basic load ratings(duplex bearing) (N)
Кр :81500
Кор :108000
Basic load ratings(duplex bearing) (kgf)
Кр :8300
Кор :11100
Limiting Speed(duplex bearing) (rpm)
Смазка :5300
Масло :7500
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :52.2
face-to-face arrangement :12.2
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :135
rb(max) :0.6
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