Bearing Numbers
Single row :7230B
DB :7230DB
DF :7230DF
DT :7230DT
Principal dimensions(mm)
d :150
D :270
B :45
r(min) :3
r1(min) :1.1
Basic load ratings(N)
Cr :225000
Cor :254000
Basic load ratings(kgf)
Cr :22900
Cor :25900
Value
fo :15.5
Limiting Speed (rpm)
Grease :1800
Oil :2600
Distance of action point(mm)
a :110.6
Abutment and fillet dimensions
da(min) :164
Da(max) :256
ra(max) :2.5
Weight
(kg) :11.2
Basic load ratings(duplex bearing) (N)
Cr :365000
Cor :510000
Basic load ratings(duplex bearing) (kgf)
Cr :37000
Cor :52000
Limiting Speed(duplex bearing) (rpm)
Grease :1500
Oil :2000
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :221.2
face-to-face arrangement :131.2
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :263
rb(max) :1
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