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25-year production experience

d:
D:
B:
7900 Series

7900 Series

Dimension and Parameters

Bearing Numbers
Single row :7922A5
DB :7922DB
DF :7922DF
DT :7922DT
Principal dimensions(mm)
d :110
D :150
B :20
r(min) :1.1
r1(min) :0.6
Basic load ratings(N)
Cr :49000
Cor :56000
Basic load ratings(kgf)
Cr :5000
Cor :5750
Value
fo :16.4
Limiting Speed (rpm)
Grease :5300
Oil :7100
Distance of action point(mm)
a :40.3
Abutment and fillet dimensions
da(min) :117
Da(max) :143
ra(max) :1
Weight
(kg) :0.877
Basic load ratings(duplex bearing) (N)
Cr :79500
Cor :112000
Basic load ratings(duplex bearing) (kgf)
Cr :8100
Cor :11500
Limiting Speed(duplex bearing) (rpm)
Grease :4300
Oil :5600
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :80.6
face-to-face arrangement :40.6
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :145
rb(max) :0.6