Try this place.
Two old time stand-bys
U.S. Cavalry http://www.uscav.com/Home.aspx
Ranger Joe's http://www.rangerjoes.com/mobile/
For military surplus just google-fu that and add town location with a major military base. With the Obama RIFs coming, a lot of guys will be selling their extra battle rattle probably.
Is Randy the guy who advertises on Craigslist and is in Hanover near Ft Meade?
Ahhh, Ranger Joes outside of Ft. Benning......
H&H surplus downtown near the Pratt Library is also an option.
Try this place.
Just leave the stuff on the bottom shelf alone.I'm not sure I want to shop at a place where the guy makes a point of advertising he's randy in capitol letters.