48--VALVE,CHECK

This contract specifies the procurement of a 1/4 inch OD tube boss end check valve for military use, compliant with the military specification for aircraft fuel system check valves and subject to strict technical and quality requirements from the DLA Master List. The valve must meet a maximum operating pressure of 60 PSI, incorporate Class 3 threads, and exclude all Class I ozone-depleting chemicals, with any substitutes requiring prior approval. Manufacture must utilize a metal casting process, necessitating approved tooling, and sourcing inquiries must be directed to designated DLA supply chain teams. The item is classified as a critical application and is restricted to qualified manufacturers listed on the Qualified Products List under reference specifications MIL-DTL-7899D and MS28882G, with part number MS28882B-4. The contract requires delivery of 54 units under NSN 4820012414611, with a firm fixed price of $54.00 per unit and a total contract value of $2,916. Delivery is due within 168 days, FOB origin, with zero variance allowed in quantity and inspection and acceptance occurring at the destination. Packaging must adhere to ASTM D3951 and MIL-STD-129 standards, while palletization follows DLA’s RP001 requirements, with all markings and labeling compliant. Sampling procedures must conform to MIL-STD-1916 or equivalent zero-defect based plans, and unspecified attributes are treated as major with an AQL of 1.0. The contract is subject to full and open competition, with the designated delivery point at DLA District San Joaquin in Tracy, California, and all transportation details governed by DLA procedural notes C19 and C20. The original required delivery date is June 20, 2027, with a need ship date of January 5, 2027.