Going rate on the Black Tip is .47--.50 Rd. So you can figure 300 Rds of the .308 for say 1000 of the 5.45. I don't care if it is Corrosive Military. Most of the 7.62X52 is Izzy Hebrew Marked or TZZ with very little FN. The Izzy and TZZ are Boxer Primed the FN is Berdan Primed.