Man, you guys are trying too hard...it is a special bolt, buy a new one and be done with it. You have spent more in gas and energy trying to find one than it is worth...and here it is...call Dan or wait a little while until a used one shows up...
http://www.ebay.com/itm/NOS-Schwinn-Pha ... 336fdf7a8f
http://www.ebay.com/itm/NOS-Schwinn-Pha ... 336fdf7a8f