Original U.S. Navy USN 1950s Gentex H-4 Flight Helmet with Cloth Helmet, Boom Mic, Oxygen Mask and Googles German Ordnance the barrel being 36" with

the barrel being 36" with a heavily rifled small bore of approximately

Finally there is the anti-glare screen

The bayonet measures 21 1/2 inches overall length and features a full muzzle ring

another nurse

Captains bars

Original U.S. Navy USN 1950s Gentex H-4 Flight Helmet with Cloth Helmet, Boom Mic, Oxygen Mask and Googles German Ordnance the barrel being 36" withOriginal Items: Only One Available. This is an excellent condition complete 1956 1964 USN size large Gentex H 4 helmet that comes totally complete with internal cloth helmet which contain the ear phones, boom mic, type MBU 3 P high altitude oxygen mask and special American Optical Company B 8 googles. Helmet features original gold paint with USN USMC Aviator wings to front, the remainder of the helmet was painted Navy blue, which was common for