Answer / vijayendra

Generally for bearing bore diameter is 5 times the last
number in its designation i.e. for designation 6205, Bore
diameter should be 25 (5 times last no.5)

Answer / balachandran

yup.....its is correct

Answer / sameer sane

The last two digits when multiplied by 5 give the bore dia
where as the first two digits give the type of bearing ; eg
taper roller or angular contact bearing etc

Answer / rohit tiwari

Its a simple foam just multiply the last digit with 5 of
any bearing number for e.g if the number is 22210 then the
bore will be 10x5= 50.same will be 6205 ,5x5=25.

Answer / vinoj k

Last two digit of the basic designation is multiplied by 5
will give bore diameter in mm.

Answer / kumar

whatabout other numbers?

Answer / abhi

as every one is interested in perfect cncept rather than a
soln to this ans..

00,01,02,03 in the last 2 digits of bearing number indicates
10,12,15,17 mm bore dia respectively and from
04,05.....,96(last 2 digits of bearing num) the bore dia is
the two digits multiplied by 5
eg 05-- 5*5=25mm, 96---96*5=480, and after that ie, aftr
480mm they are indicated by '/', eg 500mm dia to represent
in bearing num is /500

Answer / bhaskar

6205
6 is the bearing type: Deep groove ball bearing
2:series : light series
5*5:25 is the bore diameter

Answer / gokulkumar

answer is correct..then wat is the need of other three
numbers

Answer / ishti

ok so dear how we know the type of bearing

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