Original U.S. Vietnam War Era Helicopter Pilot Astrocom SPH-4 Helmet - Dated 1978 - Size Regular Antique Handguns Gun is solid and functional

Gun is solid and functional with a visible cylinder stamping that reads PAT

With the marking on the blade

and removing the Weimar Black / Red / Yellow Tricolor from the Canton of other flags

We had basic training

Original U.S. Vietnam War Era Helicopter Pilot Astrocom SPH-4 Helmet - Dated 1978 - Size Regular Antique Handguns Gun is solid and functionalOriginal Item: Only One Available. This is a United States Helicopter Flight Helmet type SPH 4 made by Astrocom. The helmet is in overall great, mostly complete condition with the liner, clear functional visor, boom mic, and some pilot applied tape. The partial original label reads: HELMET, FLYERS SPH 4 REGULAR 15 00 144 4981 DSA 100 78 C 1041 NO. ASTROCOM ELECT. INC. This is a rare Vietnam era original helicopter helmet in wonderful complete