Piston Ring Supply (NSN 4310013731187)

This subcontract opportunity is for the manufacture or procurement of piston rings under NSN 4310013731187 to support prime contractors for the DLA Weapons Support Maritime Supply Chain. The selected provider must ensure all components meet the DLA Master List of Technical and Quality requirements and utilize materials of domestic origin. A minimum delivery of 21 piston rings is required, with strict adherence to MIL-STD-2073-1E packaging standards and RP001 palletization guidelines. The project is designated as a Total Small Business Set-Aside under NAICS code 336311 and requires the contractor to possess a valid CAGE code. Interested parties must submit their responses by October 21, 2026. This Department of Defense initiative focuses on maintaining critical maritime supply chain components through qualified small business partnerships.