CPI Aerostructures has been selected by Spirit AeroSystems to manufacture structural assemblies for four CH-53K heavy lift helicopter System Demonstration Test Articles (SDTA). Spirit will produce the four additional SDTA cockpit and cabin components of the CH-53K for its prime contractor Sikorsky Aircraft. CPI Aero will manufacture step platform assemblies and cabin rack assemblies. Delivery will occur in 2014 and 2015. In May 2013, the US Navy funded four CH-53K demonstration aircraft that will be used for operational evaluation purposes. CPI Aero’s contract with Spirit includes firm requirements for approximately $1m for the demonstration aircraft. The Navy program of record calls for the production of 196 aircraft, with initial operating capability targeted for 2019.