Bearing Numbers
Single row :7021K
DB :7021DB
DF :7021DF
DT :7021DT
Principal dimensions(mm)
д :105
Д :160
Б :26
r(min) :2
r1(min) :1
Basic load ratings(N)
Кр :88000
Кор :89600
Basic load ratings(kgf)
Кр :9000
Кор :9100
Value
fo :15.8
Limiting Speed (rpm)
Смазка :6000
Масло :8500
Distance of action point(mm)
a :30.7
Abutment and fillet dimensions
da(min) :115
Da(max) :150
ra(max) :2
Масса
(kg) :1.82
Basic load ratings(duplex bearing) (N)
Кр :143000
Кор :179000
Basic load ratings(duplex bearing) (kgf)
Кр :14600
Кор :18200
Limiting Speed(duplex bearing) (rpm)
Смазка :4800
Масло :6700
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :61.5
face-to-face arrangement :9.5
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :154
rb(max) :1
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