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25-year production experience

d:
D:
B:
7900 Series

7900 Series

Dimension and Parameters

Bearing Numbers
Single row :7924A5
DB :7924DB
DF :7924DF
DT :7924DT
Principal dimensions(mm)
d :120
D :165
B :22
r(min) :1.1
r1(min) :0.6
Basic load ratings(N)
Cr :67500
Cor :77000
Basic load ratings(kgf)
Cr :6900
Cor :7850
Value
fo :16.5
Limiting Speed (rpm)
Grease :4800
Oil :6300
Distance of action point(mm)
a :44.2
Abutment and fillet dimensions
da(min) :127
Da(max) :158
ra(max) :1
Weight
(kg) :1.15
Basic load ratings(duplex bearing) (N)
Cr :110000
Cor :154000
Basic load ratings(duplex bearing) (kgf)
Cr :11200
Cor :15700
Limiting Speed(duplex bearing) (rpm)
Grease :3800
Oil :5300
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :88.5
face-to-face arrangement :445
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :160
rb(max) :0.6