The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is soliciting proposals for the repair and modification of a spring set bearing, identified by NSN 7R 1680 016212096 and part number B60-80-0060. This sole-source requirement entails the repair of six units, which must be conducted in accordance with stringent quality control and inspection standards, including compliance with MIL-STD-130 and ISO 9000 series requirements. The successful contractor will be responsible for all necessary materials and equipment, ensuring that the repaired items meet operational standards for reliability and performance. Interested parties should direct inquiries to Casey Brown at casey.m.brown20.civ@us.navy.mil or by phone at 215-697-3752, as proposals must include all required documentation for source approval to be considered for award.