Original U.S. Early Vietnam War Air Force ND10 Series Flying Helmet with Bubble Shield and Audiolink Transceiver - Rough Category_MG 42 Bolt & Barrel Assembly they soon became proficient at

they soon became proficient at the new type of work

A prime example of these reminders are the 2 license plate toppers you are looking at here

The top of the spike can not be unscrewed for the attachment of a parade plume

Due to oxidation we also cannot read the markings on the galvanized steel liner band

Original U.S. Early Vietnam War Air Force ND10 Series Flying Helmet with Bubble Shield and Audiolink Transceiver - Rough Category_MG 42 Bolt & Barrel Assembly they soon became proficient atOriginal Item. Only One Available. . As seen in the permanent collection of the Smithsonian National Air and Space Museum. Similar helmets were officially designated; Helmet, Flying, Protective, Type P 1A, United States Air Force. We actually arent sure which model P Series helmet this is, but it certainly conforms to many of the aspects. The back of the helmet retains a tag denoting it as Model ND10, but we couldnt find information on this. This