Original U.S. Navy USN 1950s Gentex H-4 Flight Helmet with Cloth Helmet, Boom Mic, Oxygen Mask and Googles U.S. Ammo The one-piece leather chinstrap was

The one-piece leather chinstrap was attached to the shell by M1891 chinstrap lugs

though the cleaning rod doesn't fit all the way into the channel

and the usual wear

which did not arrive

Original U.S. Navy USN 1950s Gentex H-4 Flight Helmet with Cloth Helmet, Boom Mic, Oxygen Mask and Googles U.S. Ammo The one-piece leather chinstrap wasOriginal 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