Helicopter Sikorsky HUS-1 / UH-34D Seahorse Serial 58-1346 Register 148778 used by US Marine Corps USMC. Aircraft history and location Aircraft History 148778 US Marine Corps 1962-10Sikorsky HUS-1, cn 58-1346, ff:? del USMC as HUS-1, 148778, unk redesig UH-34D, Oct62 w/o MCAS New River, NC, 01Dec65. Send Updates Use APP to upload photo @ (optional) When Now? / / Send