Bearing Numbers
Single row :7917C
DB :7917DB
DF :7917DF
DT :7917DT
Principal dimensions(mm)
d :85
D :120
B :18
r(min) :1.1
r1(min) :0.6
Basic load ratings(N)
Cr :39000
Cor :40500
Basic load ratings(kgf)
Cr :3950
Cor :4150
Value
fo :16.4
Limiting Speed (rpm)
Grease :8000
Oil :11000
Distance of action point(mm)
a :22.7
Abutment and fillet dimensions
da(min) :92
Da(max) :113
ra(max) :1
Weight
(kg) :0.534
Basic load ratings(duplex bearing) (N)
Cr :63000
Cor :81500
Basic load ratings(duplex bearing) (kgf)
Cr :6450
Cor :8300
Limiting Speed(duplex bearing) (rpm)
Grease :6300
Oil :9000
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :45.5
face-to-face arrangement :9.5
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :115
rb(max) :0.6
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