The Department of Homeland Security, specifically the U.S. Coast Guard's Surface Forces Logistics Center (SFLC), is soliciting quotes for the procurement of four Coupling Shaft Assemblies (Part Number CVFS-30S-3.5-BTS) required for the WLB-225 thruster motors. This opportunity is set aside for small businesses, and only quotes from the original equipment manufacturer, Norfolk Bearings & Supply Co., Inc., or their authorized distributors will be considered, necessitating proof of authorization with each submission. The items are critical for maintaining operational capabilities, and vendors must adhere to strict military packaging and delivery standards, with a required delivery date of September 13, 2025. Interested parties must submit their quotes by April 16, 2025, at 12 PM EST, and can direct inquiries to Gina Baran at gina.m.baran@uscg.mil.