Original U.S. Vietnam War Era Unissued US Navy Pilot APH-6D Flight Helmet by Sierra With Original Box and Packaging - Oxygen Mask Unit Marked For 72nd Aeromedical Evacuation Squadron MG 34 The five step wood carriage

The five step wood carriage was once painted black like the rest of the cannon

offered just as we received it

Storches and other

and indicates that it was made by the PIONEER INSTRUMENT DIVISION of BENDIX AVIATION CORPORATION

Original U.S. Vietnam War Era Unissued US Navy Pilot APH-6D Flight Helmet by Sierra With Original Box and Packaging - Oxygen Mask Unit Marked For 72nd Aeromedical Evacuation Squadron MG 34 The five step wood carriageOriginal 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