Sikorsky HO4S-3

C/N 55-687

Built 1954





Helicopter Sikorsky HO4S-3 Serial 55-687 Register 138591 used by US Navy USN. Built 1954. Aircraft history and location





Aircraft History





138591

usa US Navy

1954-04-22Sikorsky S-55 c/n 55-687, ff:?
del USN as HO4S-3, 138591, 22Apr54.




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