well, when I called the local RV shop, I got the to fax me the page from their supplier.
and it was full of things I could search the web for.
Icon Technologies Limited,
http://www.icontechltd.com/productcart/pc/...tting-34p88.htm
Best I could find was:
HT706-ED : Center End Drain Holding Tank : 15 Gal : 3" Spigot fitting
$117 - verse the $175 they quoted me
Thanks for looking for me.
Ken