Bearing Numbers
Single row :7910A5
DB :7910DB
DF :7910DF
DT :7910DT
Principal dimensions(mm)
d :50
D :72
B :12
r(min) :0.6
r1(min) :0.3
Basic load ratings(N)
Cr :15900
Cor :14200
Basic load ratings(kgf)
Cr :1630
Cor :1450
Value
fo :16.4
Limiting Speed (rpm)
Grease :11000
Oil :15000
Distance of action point(mm)
a :20.2
Abutment and fillet dimensions
da(min) :55
Da(max) :67
ra(max) :0.6
Weight
(kg) :0.132
Basic load ratings(duplex bearing) (N)
Cr :25900
Cor :28400
Basic load ratings(duplex bearing) (kgf)
Cr :2640
Cor :2900
Limiting Speed(duplex bearing) (rpm)
Grease :9000
Oil :12000
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :40.5
face-to-face arrangement :16.5
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :69.5
rb(max) :0.3
Our bearing is trustworthy! 
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