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25-year production experience

d:
D:
B:
7200 Series

7200 Series

Dimension and Parameters

Bearing Numbers
Single row :7238A
DB :7238DB
DF :7238DF
DT :7238DT
Principal dimensions(mm)
d :190
D :340
B :55
r(min) :4
r1(min) :1.5
Basic load ratings(N)
Cr :315000
Cor :410000
Basic load ratings(kgf)
Cr :32000
Cor :42000
Value
fo :15.5
Limiting Speed (rpm)
Grease :1600
Oil :2200
Distance of action point(mm)
a :104
Abutment and fillet dimensions
da(min) :208
Da(max) :322
ra(max) :3
Weight
(kg) :22.4
Basic load ratings(duplex bearing) (N)
Cr :510000
Cor :825000
Basic load ratings(duplex bearing) (kgf)
Cr :52000
Cor :84000
Limiting Speed(duplex bearing) (rpm)
Grease :1300
Oil :1700
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :208
face-to-face arrangement :98
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :331
rb(max) :1.5