Helicopter Sikorsky H-19C Chickasaw Serial 55-215 Register 51-14262 used by US Army Aviation Army. Built 1952. Aircraft history and location Aircraft History 51-14262 US Army Aviation 1952-09-08Sikorsky S-55 c/n 55-215, ff:? del as H-19C, 51-14262, 08Sep52. wfu 1988 Stanford Send Updates Use APP to upload photo @ (optional) When Now? / / Send