Bearing Numbers
Single row :7918A5
DB :7918DB
DF :7918DF
DT :7918DT
Principal dimensions(mm)
d :90
D :125
B :18
r(min) :1.1
r1(min) :0.6
Basic load ratings(N)
Cr :39500
Cor :43500
Basic load ratings(kgf)
Cr :4000
Cor :4450
Value
fo :16.4
Limiting Speed (rpm)
Grease :6300
Oil :8500
Distance of action point(mm)
a :34.1
Abutment and fillet dimensions
da(min) :97
Da(max) :118
ra(max) :1
Weight
(kg) :0.56
Basic load ratings(duplex bearing) (N)
Cr :64000
Cor :87000
Basic load ratings(duplex bearing) (kgf)
Cr :6500
Cor :8900
Limiting Speed(duplex bearing) (rpm)
Grease :5000
Oil :7100
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :68.1
face-to-face arrangement :32.1
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :120
rb(max) :0.6
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