Helicopter Sikorsky H-19C Chickasaw Serial 55-244 Register 51-14279 used by US Army Aviation Army. Built 1952. Aircraft history and location Aircraft History 51-14279 US Army Aviation 1952-10-27Sikorsky S-55 c/n 55-244, ff:? del as H-19C, 51-14279, 27Oct52. Send Updates Use APP to upload photo @ (optional) When Now? / / Send