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Old 10-28-2003, 03:17 PM
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engatwork engatwork is offline
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Join Date: May 2000
Location: Soperton, Ga. USA
Posts: 11,777
90% of the fastening strength bolts/nuts/washers comes from the hex head against the nut. This is why you use a washer. Lubricating a fastener should only been done if spec'd out or if there is a corrosion or galling issue.

For some more info do a search on the attached site:

http://www.eng-tips.com/viewthread.cfm?SQID=57211&SPID=68&newpid=68&page=1
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