hmm, i found a typo on www.goldmine-elec.com 's site. they have a "3pdt" 6v relay that has a diagram on it that shows 4 poles. also there are terminals for 4 poles. 70 cents aint' bad IMO!
http://sales.goldmine-elec.com/prodinfo.asp?prodid=2397
"Guardian Part #1315PVS A 410 367283-11 relay features 3PDT contacts rated 5 amp 120VAC. Size 1 3/8” x 13/16” x 1 1/16”. Has solder pins and dust cover. Prime—worth many times our low price. G9473"
-but the item and the pic show 4 poles on the case...
http://sales.goldmine-elec.com/prodinfo.asp?prodid=2397
"Guardian Part #1315PVS A 410 367283-11 relay features 3PDT contacts rated 5 amp 120VAC. Size 1 3/8” x 13/16” x 1 1/16”. Has solder pins and dust cover. Prime—worth many times our low price. G9473"
-but the item and the pic show 4 poles on the case...