Bearing Numbers
Single row :7312A
DB :7312DB
DF :7312DF
DT :7312DT
Principal dimensions(mm)
d :60
D :130
B :31
r(min) :2.1
r1(min) :1.1
Basic load ratings(N)
Cr :98000
Cor :71500
Basic load ratings(kgf)
Cr :10000
Cor :7250
Value
fo :13.9
Limiting Speed (rpm)
Grease :4800
Oil :6300
Distance of action point(mm)
a :42.9
Abutment and fillet dimensions
da(min) :72
Da(max) :118
ra(max) :2
Weight
(kg) :1.74
Basic load ratings(duplex bearing) (N)
Cr :159000
Cor :143000
Basic load ratings(duplex bearing) (kgf)
Cr :16200
Cor :14500
Limiting Speed(duplex bearing) (rpm)
Grease :3800
Oil :5000
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :85.9
face-to-face arrangement :23.9
Installation dimensions(duplex bearing)
db(min) :67
Db(max) :123
rb(max) :1
