Helicopter Sikorsky H-19D Chickasaw Serial 55-1199 Register 57-5976 used by US Army Aviation Army. Built 1958. Aircraft history and location Aircraft History 57-5976 US Army Aviation 1958-07-21Sikorsky S-55 c/n 55-1199, ff:? del US Army as H-19D, 57-1636, 21Jul58. Send Updates Use APP to upload photo @ (optional) When Now? / / Send
