Original U.S. Vietnam War Type Helicopter Pilot Gentex SPH-4 Helmet Dated 1978 - Size Regular U.S. Edged Weapons Marked RESTRICTED

Marked RESTRICTED

though it has degraded a bit

Measures 5' x 5' overall

The plane was still dropping and the Engineer came out of his position trying to get his feet on the cat-walk where I was standing

All items come ready for research and display

Original U.S. Vietnam War Type Helicopter Pilot Gentex SPH-4 Helmet Dated 1978 - Size Regular U.S. Edged Weapons Marked RESTRICTEDOriginal Item: Only One Available. This is a United States Helicopter Flight Helmet type SPH 4 made by Gentex. The helmet is in overall excellent, complete condition with the liner, headset, tinted visor (broken, without nut) and boom microphone. This is a rare Vietnam era (1978) original helicopter helmet in wonderful complete condition! The Sound Protective Helmet 4 (SPH 4) is a derivative of the US Navy SPH 3 and was used by the US Army since 1970.