MSC is Manhattan Supply Company. I have included links to two other on-line little gems that might may help. J&L Industrial has several 'outlets'. McMaster-Carr is the 'mother-lode' of on-line supply shops IMO.
http://www.jlindustrial.com/
http://www.mscdirect.com/
http://www.mcmaster.com/
Ron Brown - wdyasq@yahoo.com
If Stupidity got us into this mess,
then why can't it get us out? - Will Rogers