The Department of Homeland Security, specifically the U.S. Coast Guard, is seeking quotations for the procurement of four centrifugal pump units, specifically the Type 18B model, which are critical for the air conditioning systems of their vessels. The pumps must meet detailed specifications, including a 5 HP motor, specific material requirements, and packaging standards in accordance with military specifications to ensure safe delivery and functionality. This procurement is essential for maintaining operational efficiency within the Coast Guard's fleet, and interested vendors must submit their quotations by December 12, 2025, at 10:00 AM EST, to Yvette R. Johnson at YVETTE.R.JOHNSON@USCG.MIL, ensuring compliance with all outlined requirements and regulations.