Helicopter Sikorsky HO5S-1 Serial 52-018 Register 125525 used by US Marine Corps USMC. Built 1952. Aircraft history and location Aircraft History 125525 US Marine Corps 1952-04-23Sikorsky S-52-3, c/n 52-018, ff:? acc BuAerRep (BAR) East Hartford, CT, 23Apr52 del USMC as HO5S-1, 125525, 26Apr52. 1956-05-17w/o 17may56 with VMO-1. VMO-1 Send Updates Use APP to upload photo @ (optional) When Now? / / Send
