Helicopter Sikorsky HUS-1 / UH-34D Seahorse Serial 58-1496 Register 149393 used by US Marine Corps USMC. Aircraft history and location Aircraft History 149393 US Marine Corps 1962-10Sikorsky HUS-1, c/n 58-1496, ff? del USMC as HUS-1, 149393 unk redesig UH-34D, Oct62 xfer to Air America as H-14, unk lost in Laos, 09may66. Send Updates Use APP to upload photo @ (optional) When Now? / / Send