NUT, SELF-LOCKING, HEXAGON

Solicitation SPE4A6-26-T-25DT, issued by the DLA Aviation ASC Commodities Division, is for the procurement of self-locking hexagon nuts, identified by NSN 5310-00-208-4026 and part number MS20500-1032. The requirement is split across four line items with a total quantity of 2,328 units to be delivered to various DLA distribution depots, including facilities in Utah, Georgia, Oklahoma, and Pennsylvania. The items must adhere to specification MS20500 with thread class 3B and are designated as critical application items. Delivery is required within 14 days after receipt of order, with specific need ship dates ranging from September 23, 2026, to November 3, 2026. The contract specifies FOB Origin for delivery, with inspection and acceptance also occurring at the origin. Quality requirements are stringent, requiring manufacturers to maintain inspection systems compliant with SAE AS9003 or ISO 9001. Sampling must follow MIL-STD-1916 or ASQ H1331, with a zero-nonconformance requirement for acceptance. Packaging must comply with MIL-STD-2073-1E and RP001, ensuring the entire length of the shank and threads are protected by a wrap or sleeve. Marking must follow MIL-STD-129 and MIL-STD-130N. Key regulatory requirements include compliance with the Buy American Act, the Berry Amendment, and DFARS 252.204-7012 for safeguarding covered defense information. The solicitation provides a price evaluation preference for certified HUBZone small businesses. Additionally, the use of additive manufacturing is prohibited unless specifically authorized, and the intentional addition of mercury or mercury-containing compounds is forbidden. Invoicing and payment must be processed electronically through the Wide Area WorkFlow system.