Bearing Numbers
Single row :7212B
DB :7212DB
DF :7212DF
DT :7212DT
Principal dimensions(mm)
d :60
D :110
B :22
r(min) :1.5
r1(min) :1
Basic load ratings(N)
Cr :56000
Cor :44500
Basic load ratings(kgf)
Cr :5700
Cor :4550
Value
fo :15.3
Limiting Speed (rpm)
Grease :4800
Oil :6300
Distance of action point(mm)
a :46.7
Abutment and fillet dimensions
da(min) :69
Da(max) :101
ra(max) :1.5
Weight
(kg) :0.815
Basic load ratings(duplex bearing) (N)
Cr :91000
Cor :89000
Basic load ratings(duplex bearing) (kgf)
Cr :9300
Cor :9050
Limiting Speed(duplex bearing) (rpm)
Grease :3800
Oil :5300
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :93.3
face-to-face arrangement :49.3
Installation dimensions(duplex bearing)
db(min) :66
Db(max) :104
rb(max) :1
