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25-year production experience

d:
D:
B:
7200 Series

7200 Series

Dimension and Parameters

Bearing Numbers
Single row :7234A
DB :7234DB
DF :7234DF
DT :7234DT
Principal dimensions(mm)
d :170
D :310
B :52
r(min) :4
r1(min) :1.5
Basic load ratings(N)
Cr :295000
Cor :360000
Basic load ratings(kgf)
Cr :30000
Cor :36500
Value
fo :15.2
Limiting Speed (rpm)
Grease :1800
Oil :2400
Distance of action point(mm)
a :95.3
Abutment and fillet dimensions
da(min) :188
Da(max) :292
ra(max) :3
Weight
(kg) :17.3
Basic load ratings(duplex bearing) (N)
Cr :480000
Cor :715000
Basic load ratings(duplex bearing) (kgf)
Cr :49000
Cor :73000
Limiting Speed(duplex bearing) (rpm)
Grease :1400
Oil :1900
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :190.6
face-to-face arrangement :86.6
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :301
rb(max) :1.5