53--SCREW,CAP,HEXAGON H

This solicitation is a government purchase order for a specific fastener – a hexagon‑head screw (modified) made from MP35N alloy for use on U.S. Navy submarines and surface ships. The contractor must meet strict material, heat‑treatment, marking, mercury‑free, and quality‑assurance requirements, and provide extensive documentation (CDRLs) for material certification, heat‑treatment, visual/dimensional inspection, and mercury exclusion. The contract will be awarded to the offeror providing the best value based on price and past performance. • Part number: Screw, Hexagon Head (Modified) – NSN‑specific item. • Material: MP35N alloy per SAE‑AMS‑5845. • Required markings per MIL‑STD‑130 (material symbol, lot number, contract number). • Must be mercury‑free; mercury‑contamination testing procedures detailed. • Full quality system compliance with MIL‑I‑45208, ISO 9001/ISO 9002, NCSL Z540.3, ISO 10012. • Deliverables include certified mill certificates, heat‑treatment certificates, inspection reports, and mercury‑exclusion certification. • All correspondence and configuration control must be routed through the contracting officer at NAVICP‑MECH, Mechanicsburg, PA.