Helicopter Sikorsky CH-54A Tarhe Serial 64-041 Register 68-18439 used by US Army Aviation Army. Built 1968. Aircraft history and location Aircraft History 68-18439 US Army Aviation Sikorsky S-64A, c/n 64-041, ff? del US Army as CH-54A 68-18439 unk preserved Kansas ArNG facility, Forbes Field, Topeka, KS. 1969-70 asg 355th AVN Co in Phu Hiep / Plieku RVN I visited 39 at Forbes field Send Updates Use APP to upload photo @ (optional) When Now? / / Send