Bearing Numbers
Single row :7940C
DB :7940DB
DF :7940DF
DT :7940DT
Principal dimensions(mm)
d :200
D :280
B :38
r(min) :2.1
r1(min) :1.1
Basic load ratings(N)
Cr :189000
Cor :244000
Basic load ratings(kgf)
Cr :19300
Cor :24900
Value
fo :16.4
Limiting Speed (rpm)
Grease :2800
Oil :4000
Distance of action point(mm)
a :51.2
Abutment and fillet dimensions
da(min) :212
Da(max) :268
ra(max) :2
Weight
(kg) :6.85
Basic load ratings(duplex bearing) (N)
Cr :305000
Cor :490000
Basic load ratings(duplex bearing) (kgf)
Cr :31500
Cor :50000
Limiting Speed(duplex bearing) (rpm)
Grease :2200
Oil :3200
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :102.3
face-to-face arrangement :26.3
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :273
rb(max) :1
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