there are a couple SU-27s for sale in ukraine for about 2m USThe Ropkey Armor Museum in my home state started as a private collection. The man (a particularly wealth individual) amassed quite a collection of armored vehicles. .At one point the collector owned an R-11 Scud complete with the IS-2 based TEL. You can find the museum online although it does not mention the Scud.
But of coarse right after the fall of the Soviet Union, you could buy just about anything from a Foxtrot class submarine Russian Foxtrot-class Submarine U475 to the latest of Soviet Fighter Aircraft Pride Aircraft: Sukhoi SU-27 Flankers.
And of coarse
http://www.tanksforsale.co.uk/Tanks_Trucks_Jeeps_for_sale_page.html