The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support Mechanicsburg, is soliciting proposals for the procurement of 538 units of Ball Bearings, Annular (NSN 3110-009873734). The bearings must adhere to the MIL-B-17931 Military Specification for quiet operation and meet various quality assurance and inspection requirements outlined in the solicitation. These bearings are critical components used in military applications, particularly in submarines and surface ships, emphasizing the importance of quality and compliance with stringent military standards. Interested vendors should submit their proposals via email to Vincent Molesky at vincent.e.molesky.civ@us.navy.mil, with a firm fixed price and delivery timeline included, as the contract is expected to be awarded bilaterally upon acceptance of the proposal.