Bearing Numbers
Single row :7222C
DB :7222DB
DF :7222DF
DT :7222DT
Principal dimensions(mm)
d :110
D :200
B :38
r(min) :2.1
r1(min) :1.1
Basic load ratings(N)
Cr :176000
Cor :160000
Basic load ratings(kgf)
Cr :17900
Cor :16300
Value
fo :14.5
Limiting Speed (rpm)
Grease :5000
Oil :7100
Distance of action point(mm)
a :39.8
Abutment and fillet dimensions
da(min) :122
Da(max) :188
ra(max) :2
Weight
(kg) :5.1
Basic load ratings(duplex bearing) (N)
Cr :286000
Cor :320000
Basic load ratings(duplex bearing) (kgf)
Cr :29200
Cor :32500
Limiting Speed(duplex bearing) (rpm)
Grease :4000
Oil :5600
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :79.5
face-to-face arrangement :3.5
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :193
rb(max) :1
