This opportunity is for the acquisition of 35 units of a specific part (NSN 6K-8145-016462278-E8) that requires engineering source approval from the design control activity due to its flight-critical nature. Only previously approved sources have been solicited, and any new source must undergo a qualification process that typically prevents award delays. Delivery is FOB origin, and the performance location is not specified. No budget amount is provided in the description. Prospective bidders who are not approved sources must submit detailed technical data as outlined in the NAVSUP WSS Source Approval Brochure with their proposal to be considered.