Bearing Numbers
Single row :7217A
DB :7217DB
DF :7217DF
DT :7217DT
Principal dimensions(mm)
d :85
D :150
B :28
r(min) :2
r1(min) :1
Basic load ratings(N)
Cr :103000
Cor :89000
Basic load ratings(kgf)
Cr :10500
Cor :9100
Value
fo :15.1
Limiting Speed (rpm)
Grease :4800
Oil :6700
Distance of action point(mm)
a :47.9
Abutment and fillet dimensions
da(min) :95
Da(max) :140
ra(max) :2
Weight
(kg) :1.83
Basic load ratings(duplex bearing) (N)
Cr :167000
Cor :178000
Basic load ratings(duplex bearing) (kgf)
Cr :17100
Cor :18200
Limiting Speed(duplex bearing) (rpm)
Grease :3800
Oil :5300
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :95.8
face-to-face arrangement :39.8
Installation dimensions(duplex bearing)
db(min) :91
Db(max) :144
rb(max) :1
