U.S. Navy WW2 Full Size 3? Artillery Drill Round with Steel Base: MK.50 Cal Hand Select:No almost always with the cooling

almost always with the cooling shroud removed

It remained in use until 1994

nearly identical to the WW2 style or pattern M1 steel pot helmet as was used in WWII

This system

tripod used by "on the move" infantry units

U.S. Navy WW2 Full Size 3? Artillery Drill Round with Steel Base: MK.50 Cal Hand Select:No almost always with the coolingOriginal Item: These are the U. S. Navy Artillery Drill Rounds 33" tall and 25lbs in weight. Polished Hard Wood shell body with Steel Base, 4" diameter, marked 3" DUMMY CARTRIDGE MK. 50 CAL. Comes with Steel Warhead and detachable variable time fuse with ranging dial. For Practice drills only, totally inert and makes a wonderful display item, or doorstop! Not available for export.