Helicopter Sikorsky H-37A Mojave Serial 56-025 Register 54-999 used by US Army Aviation Army. Built 1957. Aircraft history and location Aircraft History 54-999 US Army Aviation 1957-02-22Sikorsky S-56, c/n 56-025, ff:? del US ARMY as H-37A, 54-999, 22Feb57 redesig CH-37A, Oct 62 conv CH-37B, unk wfu & soc unk. wfu DM as XK... N14463 Send Updates Use APP to upload photo @ (optional) When Now? / / Send
