Replacement SPH-4B, SPH-5, HGU-56 Flight Helmet

Check out the deal on Replacement SPH-4B, SPH-5, HGU-56 Flight Helmet Chin Strap with Fidlock Quick Release Buckle at
Replacement SPH-4B, SPH-5, HGU-56 Flight Helmet Chin Strap with Fidlock Quick Release Buckle, designed to snap onto the helmet's D ring on one end of the strap and lace through the helmet's double D-rings on the other end of the strap, new condition.

Size Large. Has dark and clear slide down shields. Helicopter type single plug. From storage surplus. Nothing else is included. (Mannequin head is for

Gentex HGU-56/P Size Large Aircraft Flight Helmet Nice

Gentex SPH-4 Flying Helmet :: Rochester Avionic Archives

NEW GENTEX HGU56 FLIGHT HELMET TPL XL LINER HGU-56/P SPH HGU

Friebe Luftfahrt-Bedarf Gps, Headsets, Funk, Ausrüstung für Piloten - Gentex HGU-56

Oregon Aero - Civilian Aviation Helmet Upgrades

SPH-4 series helmets

What is the age of this flight helmet? - FLYING HELMETS AND ACCESSORIES - U.S. Militaria Forum

Army SPH-4 of the late 70's - FLYING HELMETS AND ACCESSORIES - U.S. Militaria Forum

Helmet standards in the US

GENTEX Helicopter Helmet HGU-56 RWH