Helicopter Sikorsky HUS-1 / UH-34D Seahorse Serial 58-1692 Register 150563 used by US Marine Corps USMC. Aircraft history and location Aircraft History 150563 US Marine Corps 1967-02-24Sikorsky UH-34D, cn 58-1692, ff:? del USMC as UH-34D, 150563, unk w/o Vietnam, 24Feb67, 5 KIA. Send Updates Use APP to upload photo @ (optional) When Now? / / Send