Original U.S. 1950s Navy High Altitude Full Pressure MK IV MOD. 2 Flight Helmet & Mark IV Mod 3 Pressure Suit with Helmet Transit Case - NASA Mercury Program British Documents & Books Barrel length is 32"

Barrel length is 32"

There is no finish or the likes present and the body itself has a light surface rust

37 1/4” overall

anticipating a catchy nickname for women Marines much like the WACS

Original U.S. 1950s Navy High Altitude Full Pressure MK IV MOD. 2 Flight Helmet & Mark IV Mod 3 Pressure Suit with Helmet Transit Case - NASA Mercury Program British Documents & Books Barrel length is 32"Original Item: Only One Available. A nearly identical example of this MKIV High Altitude helmet can be found in the Smithsonian Air & Space Museum at this link. A nearly identical example of this Mark IV Pressure Suit can be found in the Smithsonian Air & Space Museum at this link. This is an excellent set, the first complete set we have ever offered, consisting of a very rare U. S. Navy Mk IV, Mod 2, Type 1 Helmet and an even more rare Mark IV, Mod