Bearing Numbers
Single row :7912A5
DB :7912DB
DF :7912DF
DT :7912DT
Principal dimensions(mm)
d :?60
D :85
B :13
r(min) :1
r1(min) :0.6
Basic load ratings(N)
Cr :18300
Cor :17700
Basic load ratings(kgf)
Cr :1870
Cor :1810
Value
fo :16.5
Limiting Speed (rpm)
Grease :9500
Oil :13000
Distance of action point(mm)
a :23.4
Abutment and fillet dimensions
da(min) :66
Da(max) :79
ra(max) :1
Weight
(kg) :0.197
Basic load ratings(duplex bearing) (N)
Cr :29800
Cor :35500
Basic load ratings(duplex bearing) (kgf)
Cr :3050
Cor :3600
Limiting Speed(duplex bearing) (rpm)
Grease :7500
Oil :10000
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :46.8
face-to-face arrangement :20.8
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :80
rb(max) :0.6
