NUT, PLAIN, CASTELLATED, HEXAGON

This contract specifies the procurement of castellated hexagonal nuts under NSN 5310-00-268-7292, governed by stringent quality and technical standards. The hardware must conform to the current revision of the defining standard, NASM310 Revision NR 2 dated 10/30/2021, with prior revisions accepted only if manufactured before the solicitation date. All threads classified as 3A and 3B must be inspected per System 22 of Fed-Std-H28/20, excluding self-locking nuts and threads below specified diameters. Sampling adheres to MIL-STD-1916 or equivalent zero-based plans, with critical, major, and minor attributes assigned verification levels VII, IV, and II or AQLs of 0.1, 1.0, and 4.0 respectively. Zero non-conformances are required in sampled lots unless otherwise stated. The item is designated as critical, requiring source inspection and compliance with DLA’s tailored quality requirements and physical marking standards per MIL-STD-130N and MIL-STD-129, excluding mercury or mercury compounds in all phases including preservation, packaging, and marking. Asbestos is strictly prohibited. Packaging must follow MIL-STD-2073-1E with specific preservation methods and unit container types, and palletization complies with DLA packaging rules. Two delivery lines total 2,056 units at $857 and $1,199 per unit respectively, with full quantity acceptance required and no variance permitted. Delivery is FOB origin with inspection and acceptance occurring at destination, with shipment due by October 26, 2026, and January 1, 2027, to two distinct DLA distribution facilities in Oklahoma and Pennsylvania.