Bearing Numbers
Single row :7218A
DB :7218DB
DF :7218DF
DT :7218DT
Principal dimensions(mm)
d :90
D :160
B :30
r(min) :2
r1(min) :1
Basic load ratings(N)
Cr :118000
Cor :103000
Basic load ratings(kgf)
Cr :12000
Cor :10500
Value
fo :15.1
Limiting Speed (rpm)
Grease :4500
Oil :6000
Distance of action point(mm)
a :51.1
Abutment and fillet dimensions
da(min) :100
Da(max) :150
ra(max) :2
Weight
(kg) :2.25
Basic load ratings(duplex bearing) (N)
Cr :191000
Cor :206000
Basic load ratings(duplex bearing) (kgf)
Cr :19500
Cor :21000
Limiting Speed(duplex bearing) (rpm)
Grease :3600
Oil :5000
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :102.2
face-to-face arrangement :42.2
Installation dimensions(duplex bearing)
db(min) :96
Db(max) :154
rb(max) :1
