This is a procurement for 10 hydraulic valve assemblies (Part Number 3830052-101) for the B-1B aircraft, with delivery required on or before August 28, 2027, to destination SW3211. The government does not own the technical data needed for manufacture, so interested firms must contact the OEM, Parker-Hannifin Corporation. The notice states this is a non-competitive, limited-source solicitation under specific authority, though all proposals received within 45 days of the notice's publication will be considered. The contract award is anticipated 90 days after the notice issuance, and the obligation is contingent on the availability of appropriated funds. Electronic procedures will be used, with the solicitation available for download only at www.sam.gov.