Bearing Numbers
Single row :7321A
DB :7321DB
DF :7321DF
DT :7321DT
Principal dimensions(mm)
d :105
D :225
B :49
r(min) :3
r1(min) :1.1
Basic load ratings(N)
Cr :208000
Cor :193000
Basic load ratings(kgf)
Cr :21200
Cor :19700
Value
fo :14.2
Limiting Speed (rpm)
Grease :2600
Oil :3600
Distance of action point(mm)
a :72.1
Abutment and fillet dimensions
da(min) :119
Da(max) :211
ra(max) :2.5
Weight
(kg) :9.34
Basic load ratings(duplex bearing) (N)
Cr :335000
Cor :385000
Basic load ratings(duplex bearing) (kgf)
Cr :34500
Cor :39500
Limiting Speed(duplex bearing) (rpm)
Grease :2200
Oil :2800
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :144.3
face-to-face arrangement :46.3
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :218
rb(max) :1
