Bearing Numbers
Single row :7210A
DB :7210DB
DF :7210DF
DT :7210DT
Principal dimensions(mm)
d :50
D :90
B :20
r(min) :1.1
r1(min) :0.6
Basic load ratings(N)
Cr :41500
Cor :31500
Basic load ratings(kgf)
Cr :4200
Cor :3200
Value
fo :15
Limiting Speed (rpm)
Grease :8000
Oil :11000
Distance of action point(mm)
a :30.2
Abutment and fillet dimensions
da(min) :57
Da(max) :83
ra(max) :1
Weight
(kg) :0.466
Basic load ratings(duplex bearing) (N)
Cr :67000
Cor :63000
Basic load ratings(duplex bearing) (kgf)
Cr :6850
Cor :6400
Limiting Speed(duplex bearing) (rpm)
Grease :6300
Oil :9000
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :60.4
face-to-face arrangement :20.4
Installation dimensions(duplex bearing)
db(min) :55
Db(max) :85
rb(max) :0.6
Our bearing is trustworthy! 
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