The Naval Air Systems Command intends to award a sole-source contract to Boeing for Air Data Inertial Reference Unit updates for the P-8A Poseidon. The contract is for the procurement of 77 ADIRU updates, with delivery scheduled between Fiscal Years 2026 and 2028. The performance location is Seattle, WA. The justification is that Boeing is the sole designer and manufacturer of the aircraft, deemed the only source capable of performing the updates. This notice is informational, and interested subcontracting opportunities should contact the provided Boeing representative.