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25-year production experience

d:
D:
B:
7900 Series

7900 Series

Dimension and Parameters

Bearing Numbers
Single row :7913A5
DB :7913DB
DF :7913DF
DT :7913DT
Principal dimensions(mm)
d :65
D :90
B :13
r(min) :1
r1(min) :0.6
Basic load ratings(N)
Cr :19100
Cor :19400
Basic load ratings(kgf)
Cr :1940
Cor :1980
Value
fo :16.4
Limiting Speed (rpm)
Grease :9000
Oil :12000
Distance of action point(mm)
a :24.6
Abutment and fillet dimensions
da(min) :71
Da(max) :84
ra(max) :1
Weight
(kg) :0.211
Basic load ratings(duplex bearing) (N)
Cr :31000
Cor :39000
Basic load ratings(duplex bearing) (kgf)
Cr :3150
Cor :3950
Limiting Speed(duplex bearing) (rpm)
Grease :7100
Oil :9500
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :49.1
face-to-face arrangement :23.1
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :85
rb(max) :0.6