The Department of Defense, through the Defense Logistics Agency (DLA) Aviation at Philadelphia, PA, is soliciting bids for the procurement of structural rings, specifically under the NAICS code 336413, which pertains to Other Aircraft Parts and Auxiliary Equipment Manufacturing. The contractor will be required to maintain a comprehensive quality control system in compliance with military standards and ISO certifications, ensuring that all items meet specified inspection and performance requirements. These structural components are critical for airframe integrity and operational readiness in defense applications. Interested vendors should contact Gregory Koch at 215-737-4377 or via email at GREGORY.KOCH@DLA.MIL for further details, with proposals expected to adhere to the outlined quality assurance and inspection protocols.