Sikorsky HO4S-3

C/N 55-580

Built 1953





Helicopter Sikorsky HO4S-3 Serial 55-580 Register 138515 used by US Navy USN. Built 1953. Aircraft history and location





Aircraft History





138515

usa US Navy

1953-11-10Sikorsky S-55 c/n 55-580, ff:?
del USN as HO4S-3, 138515, 10Nov53.




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