53--NUT,SELF-LOCKING,EX

This contract specifies the procurement of 2,403 self-locking, extended washer hexagon nuts with the NSN 5310-01-083-8787 and part number NAS1291X10, governed by the non-government standard NAS1291 Revision 16 dated 03/31/2025. The item is classified as a critical application item under Section B of the contract, requiring strict adherence to technical and quality standards referenced from the DLA Master List of Technical and Quality Requirements. Packaging and preservation must comply with MIL-STD-2073-1E and ASTM D3951, with preservation method code 10, and all marking must conform to MIL-STD-129 without special marking codes. The nuts must be delivered FOB origin in 136 days, with zero tolerance for quantity variance, and inspected and accepted at the destination facility in New Cumberland, PA. Sampling inspections must follow MIL-STD-1916 or ASQ H1331 Table 1, applying zero non-conformances unless otherwise specified, with attributes classified per defined verification levels or AQLs. Mercury and mercury-containing compounds are strictly prohibited in the product, preservation, packaging, or marking except for specific authorized uses such as batteries or sensors per NAVSEA guidance. Physical identification of the item must conform to MIL-STD-130N, and all packaging and palletization must adhere to DLA’s Procurement Packaging Requirements. Delivery is due by December 11, 2026, with the original required delivery date of July 29, 2027. The contract is a HUBZone set-aside issued by the Department of Defense’s ASC Commodities Division, with solicitation number SPE4A6-26-T-07UK and contact information provided for the primary point of contact.