Original U.S. Early Vietnam War Air Force AD10 Series Flying Helmet with Separate Non-Compatible Bubble Shield and Audiolink Transceiver - Rough Gahendra Martini Rifles & Parts which meant the gunner had

which meant the gunner had to fire in bursts

There is some wear to the paint at the crown but nothing horribly serious

which is now somewhat delicate due to age and drying out

After the 1871 Korean Incident

except possibly on the bipod and of course the re-welded receiver

Original U.S. Early Vietnam War Air Force AD10 Series Flying Helmet with Separate Non-Compatible Bubble Shield and Audiolink Transceiver - Rough Gahendra Martini Rifles & Parts which meant the gunner hadOriginal 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 AD10, and we found that these were used by Helitack