You can shoot NRA Bullseye (Conventional Pistol) with any type of .45 pistol, be it revolver or semi-automatic. That "can shoot" involves both the Centerfire matches as well as the ".45 only" match section.
What you cannot shoot are the CMP "Leg" matches.
"Only hunting and mountain climbing are sports. The rest are just games." - R.Ruark
NRA Life Member