Delivery Order N0001919G0008-N0001923F0581

This delivery order, awarded to Lockheed Martin Aeronautics Company on July 15, 2023, supports the F-135 Engine Core Upgrade (ECU) Integration Phase 1 effort under the F-35 Lightning II Joint Strike Fighter Program. The contract carries a ceiling value of $3.56M and operates under a Cost Plus Fixed Fee pricing structure with an ultimate completion date of August 31, 2024. The modification deobligates $11,717.90 in Fiscal Year 2024 U.S. Marine Corps funds at the period's end. This delivery order is issued without a small business set-aside and falls under the broader F-35 acquisition strategy managed by the Naval Air Systems Command (NAVAIR), which funds the work performed at the prime contractor's Fort Worth, Texas facility.

The F-35 Lightning II Joint Strike Fighter Program is a Major Defense Acquisition Program encompassing development, production, and sustainment of fifth-generation multirole stealth fighter aircraft for the U.S. Air Force, Navy, Marine Corps, and international partners. As the primary airframe contractor and systems integrator for the program, Lockheed Martin Aeronautics Company provides critical engineering and technical services across complex systems integration. The engine core upgrade initiative represents ongoing sustainment and modernization efforts to optimize F-35 propulsion system performance, with work coordinated across the extensive F-35 industrial base that includes major subcontractors such as Pratt & Whitney and BAE Systems.