Original U.S. Vietnam War US Navy Pilot Early APH-6 Flight Helmet Snider Rifle Accessories The issues with the 1st

The issues with the 1st and 2nd models had been ironed out

Professor of Spanish History at William and Mary for identification

Measures 5

referred to as "

but somewhat brittle

Original U.S. Vietnam War US Navy Pilot Early APH-6 Flight Helmet Snider Rifle Accessories The issues with the 1stOriginal Item: Only One Available. At the end of the 50's the APH series helmets introduced a new generation of flight helmets characterized by the external visor covered with a protective shield. Improvement of the communication system, internal liner and oxygen mask retainers was also made and in some versions the dual dark and transparent visors system was installed. These types of helmets were the US Navy and USMC standard jet aircraft headgears