Bearing Numbers
Single row :7308A
DB :7308DB
DF :7308DF
DT :7308DT
Principal dimensions(mm)
d :40
D :90
B :23
r(min) :1.5
r1(min) :1
Basic load ratings(N)
Cr :49000
Cor :33000
Basic load ratings(kgf)
Cr :5000
Cor :3350
Value
fo :14
Limiting Speed (rpm)
Grease :7100
Oil :9000
Distance of action point(mm)
a :30.3
Abutment and fillet dimensions
da(min) :49
Da(max) :81
ra(max) :1.5
Weight
(kg) :0.633
Basic load ratings(duplex bearing) (N)
Cr :79500
Cor :66000
Basic load ratings(duplex bearing) (kgf)
Cr :8100
Cor :6700
Limiting Speed(duplex bearing) (rpm)
Grease :5600
Oil :7500
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :60.5
face-to-face arrangement :14.5
Installation dimensions(duplex bearing)
db(min) :46
Db(max) :84
rb(max) :1
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