The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support Mechanicsburg, is soliciting proposals for the procurement of ball bearings, specifically the BEARING, BALL, ANNULA, under the NAICS code 332991. The procurement requires adherence to the MIL-B-17931 Military Specification for quiet operation bearings, with strict quality assurance and inspection protocols, including Production Lot Testing and compliance with various military standards. These bearings are critical components for naval applications, ensuring operational efficiency and reliability in various defense systems. Interested vendors must contact Abigail R. Hurlbut at 717-605-6805 or via email at abigail.r.hurlbut.civ@us.navy.mil for further details, with proposals expected to comply with the outlined specifications and deadlines.