This is an indefinite-quantity procurement for 76 branched wiring harnesses used on T-38 aircraft, and the critical-application item must be acquired from the approved source on the source control drawing, Co-Operative Industries Defense, LLC (P/N 64096). The solicitation will be other than full and open competition, with pricing evaluated on an estimated annual demand of 76 each and a guaranteed minimum to be stated in the solicitation. The contract will have a 5-year base period with no option. Delivery is FOB Origin with inspection/acceptance at Origin, and stock delivery will be to any facility in the Continental United States as cited on each delivery; the solicitation issue date is on or about November 23, 2026. Electronic offers are not acceptable, offerors must submit a completed solicitation package, and certified cost/pricing data may be required if necessary, though total value is not estimated to exceed the TINA threshold.