The Department of Defense, specifically the Department of the Navy, is soliciting proposals for the manufacture of tapered sleeves intended for use on Navy submarines. This procurement requires adherence to stringent quality and material specifications, including the use of ASTM B150/B150M Copper Alloy, and compliance with various military standards for inspection and marking. The successful contractor will play a critical role in ensuring the reliability and safety of submarine operations, as these components are essential for the functionality of naval vessels. Interested vendors should contact Kathryn Shutt at kathryn.e.shutt.civ@us.navy.mil for further details, and note that this opportunity is set aside for small businesses, with a focus on timely delivery and quality assurance as outlined in the solicitation documents.