The Naval Air Systems Command (NAVAIR) is seeking sources for the APX-119 Digital Control Panel (DCP) requirement. The DCP is used on United States Navy (USN) and United States Marine Corps (USMC) F-5N/F aircraft to control transponder settings. The current DCP configuration requires a software revision to reduce heads-down time during flight. The planned Firm Fixed Price (FFP) sole source contract modification will add the acquisition of four software loader kits and extend the period of performance of the contract to Fiscal Year (FY) 2027. • The APX-119 DCP is used on F-5N/F aircraft to control transponder settings. • The current DCP configuration requires a software revision to reduce heads-down time during flight. • The planned contract modification will add the acquisition of four software loader kits. • The period of performance of the contract will be extended to Fiscal Year (FY) 2027. • The contract is expected to be a sole source contract with Raytheon Technologies Corporation (RTX).