This is a total small-business set-aside procurement under NAICS 326220 (size standard 800) for mechanical repair parts, with FOB destination delivery and Wide Area Workflow invoicing/payment. The contractor must meet IRPOD-based quality assurance and inspection requirements, comply with specified technical drawings/specifications at cited revisions, and follow detailed packaging, marking, cleanliness, and mercury-exclusion requirements. A Certificate of Compliance and a cure date certificate must be submitted at material delivery, separately for each unique contract/order, National Stock Number, and item nomenclature combination. Certain Navy nuclear-reactor publications and "Official Use Only" or NOFORN documents require need-to-know certification and must be requested from NAVSUP WSS-MECH Code N943 in Mechanicsburg, PA. Waiver/deviation requests require justification and technical evaluation, are routed through the Government QAR, and must reach the post-award PCO within five working days of QAR receipt.