Nut, self-locking, hexa

The Defense Logistics Agency Aviation seeks quotes for 432 self-locking hexagon nuts (NSN 5310-00-298-2747) under request for quotations SPE4A627T018F, with quotes due November 16, 2026. DLA office SPE4A6 issued the RFQ, and quotes must be submitted through the DLA Internet Bid Board System (DIBBS). No set-aside is used.

The solicitation uses Fast Auto Evaluation procedures on a FOB Origin basis with inspection at destination, and requires delivery in 107 days. The item is listed as a primary Qualified Products List (QPL) or Qualified Manufacturers List (QML) item. Mercury or mercury-containing compounds shall not be intentionally added to or come in direct contact with the hardware, with limited exceptions for functional mercury applications. Technical and quality requirements include critical application item designation, sampling per MIL-STD-1916 or ASQ H1331, and supply chain traceability documentation under requirement RQ048. Buy American Act compliance under DFARS 252.225-7001 applies above the micro-purchase threshold, and Berry Amendment restrictions apply with a $150,000 threshold. Payment is made through Wide Area Workflow (WAWF). Clauses include FAR 52.246-2 and DFARS and DLAD provisions covering safeguarding of defense information, hazard warning labels, sea transportation of supplies, and covered defense telecommunications equipment prohibitions.