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Bronze Member - 1 or more posts
Posted
How can I get the bearing frequency for SKF, NTN, Browning, Torrington and Seal Master?

Thanks.
 
Posts: 9 | Registered: Wed January 14 2004Reply With QuoteEdit or Delete MessageReport This Post
Platinum Member - 50 or more posts
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jreamer,
Depending on the software you are using the programs like the Entek (and others) have a built in look-up database. There are other companies that produce add on software packages like the Bearing Expert. If you are looking for a specific set of Inner Race OR Outer Race or Ball spin frequencies give us the manufacturer and the bearing number you might get a surprise.
I remember years ago that SKF and NTN and others were free to give up a floppie (way back) with this specific type of info. Contact the manufacturers customer support. Or one of your local bearing supply houses (speciality shops)

regards.......
 
Posts: 94 | Location: Newfoundland, Canada | Registered: Mon February 16 2004Reply With QuoteEdit or Delete MessageReport This Post
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jreamer,
I have used a program from the International Source Index, inc.
www.sourceindex.com
"The Bearing Expert"
it is packed with information and they wil reseach bearings not listed for you. It also has seal infromation on it.
 
Posts: 3 | Registered: Mon June 14 2004Reply With QuoteEdit or Delete MessageReport This Post
Bronze Member - 1 or more posts
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jreamer.

Pass me your e-mail address and I will send you a smart little program which will give you the bearing defect frequencies. I intend to make this a free download from my Condition Monitoring web site www.vibanalysis.co.uk

Regards
David Stevens IEng FIDiagE MICML
 
Posts: 1 | Location: UK | Registered: Fri April 01 2005Reply With QuoteEdit or Delete MessageReport This Post
Silver Member - 10 or more posts
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The Bearing Expert program offers fault frequencies for over 200,000 bearings and a bearing interchange program for over 1 million bearings:
http://www.reliabilitydirect.com/vibrationmeterproducts/vibfrequency.htm
 
Posts: 24 | Registered: Thu March 18 2004Reply With QuoteEdit or Delete MessageReport This Post
Bop
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Posts: 3 | Registered: Sun November 04 2007Reply With QuoteEdit or Delete MessageReport This Post
Cip
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Hello
For determining bearing condition is best to look for bearing defect patterns. For rolling element bearings you have 4 defect frequencies: FTF (cage), Inner race (BPFI), Outer race (BPFO) and Ball/roller defects (BSF). Usually you will need to look for non-synchronous frequencies + harmonics. Each component failure will show a distinctive pattern. For example a BPFI will show non-synchronous frequency + harmonics, with sidebands at turning speed. Also the waveform “tells” a lot.
 
Posts: 2 | Location: Romania | Registered: Fri August 03 2007Reply With QuoteEdit or Delete MessageReport This Post
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Hi,

The best way i think to get the bearing frequencies is to ask your bearing supplier, i remember i got the data from FAG. But as others say you can also compute it...
 
Posts: 4 | Location: Philippines | Registered: Wed February 13 2008Reply With QuoteEdit or Delete MessageReport This Post
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