NUT, PLAIN, CASTELLAT

This contract is for the procurement of plain castellated nuts, identified as commercial items under NSN 5310-00-167-1284 and part number AN310-3. The requirements specify that all Class 3A and 3B threads must be inspected for dimensional conformance per System 22 of FED-STD-H28/20, with specific exclusions for very small internal and external threads. The items are designated as critical application items and must adhere to the current revisions of NASM310 and FF-N-836F. Quality assurance involves a zero-based sampling plan in accordance with MIL-STD-1916 or ASQ H1331. The order consists of two line items totaling 142 units, with delivery required within 146 days. Shipping destinations include DLA Distribution Depots in Oklahoma and Pennsylvania. Packaging must comply with ASTM D3951 and MIL-STD-129, while marking and identification must follow MIL-STD-130N and DLA master technical requirements. The contract stipulates a zero percent quantity variance and designates both inspection and acceptance points at the destination.