Helicopter Sikorsky HO5S-1 Serial 52-071 Register N9018Q N9683C 130113 used by US Marine Corps USMC. Built 1952. Aircraft history and location Aircraft History 130113 US Marine Corps 1952-12-12Sikorsky S-52-3, c/n 52-071, ff:? acc BuAerRep (BAR) East Hartford, CT, 12Dec52 del USMC as HO5S-1, 130113, 30Dec52. N9683C - Sikorsky S-52-3 wfu & reg US as S-52-3, N9683C, unk. N9018Q - Sikorsky S-52-3 reg US as N9018Q, unk. Send Updates Use APP to upload photo @ (optional) When Now? / / Send