Bearing Numbers
Single row :7902C
DB :7902DB
DF :7902DF
DT :7902DT
Principal dimensions(mm)
d :15
D :28
B :7
r(min) :0.3
r1(min) :0.15
Basic load ratings(N)
Cr :4750
Cor :2640
Basic load ratings(kgf)
Cr :485
Cor :270
Value
fo :14.5
Limiting Speed (rpm)
Grease :38000
Oil :53000
Distance of action point(mm)
a :6.4
Abutment and fillet dimensions
da(min) :17.5
Da(max) :25.5
ra(max) :0.3
Weight
(kg) :0.015
Basic load ratings(duplex bearing) (N)
Cr :7750
Cor :5300
Basic load ratings(duplex bearing) (kgf)
Cr :790
Cor :540
Limiting Speed(duplex bearing) (rpm)
Grease :30000
Oil :43000
Distance of action point (duplex bearing)(a0)
back-to-back arrangement :12.8
face-to-face arrangement :1.2
Installation dimensions(duplex bearing)
db(min) :-
Db(max) :26.8
rb(max) :0.15
