Original U.S. USAF Air Force Flying Helmet Type HGU-55/P with Visor & Headset Antique Gun Parts Most likely there were also

Most likely there were also some hooks on the end to attach it to the vehicle as well

with no dents to the body that we can see

This Regiment

matching the action and receiver

which is in the standard Japanese format: 昭和  十六 年 十一月 (Showa Juu Roku Nen Juuichi gatsu)

Original U.S. USAF Air Force Flying Helmet Type HGU-55/P with Visor & Headset Antique Gun Parts Most likely there were alsoOriginal Item: Only One Available. Likely manufactured by Gentex, this is a HGU 55 P pilot's flight Hard shell helmet of grey plastic, the edges trimmed with padded grey leather and featuring external white metal housings either side for fitting the oxygen mask metal bayonet clips. Inside, the helmet is lined with black padded fabric with the padded ear telephones still intact inside. The original microphone is also still attached to the helmet with