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 solicitation number N00104. The procurement requires adherence to military specifications, particularly MIL-B-17931, and includes quality assurance provisions, production lot testing, and compliance with various military standards. These bearings are critical components used in naval applications, ensuring reliable operation in various defense systems. Interested vendors must submit their proposals by the revised deadline of July 14, 2025, and can direct inquiries to Abigail Hurlbut at abigail.r.hurlbut.civ@us.navy.mil or by phone at 717-605-6805.