Helicopter Sikorsky HH-52A Sea Guard Serial 62-111 Register 1423 used by US Coast Guard USCG. Aircraft history and location Aircraft History For 1423 see also 1990 212 35020 1423 US Coast Guard Sikorsky S-62C c/n 62-111, ff? del USCG as HH-52A Seaguard 1423 unk wfu & scr unk nose only preserved at NMNA, Pensacola, FL. 1972-04Modified to cockpit trainer, apr72 Send Updates Use APP to upload photo @ (optional) When Now? / / Send