The Department of Defense, through the Defense Logistics Agency (DLA Troop Support), is seeking quotes for the procurement of centrifugal fan impellers, specifically NSN 4140013544404, for delivery to the USNS Mercy (T-AH 19). The solicitation includes two line items, each requiring one unit to be delivered within five days after order (ADO), with the approved source being 75477 4W-81422-1. These components are critical for maintaining air circulation and refrigeration systems on naval vessels, ensuring operational efficiency and safety. Interested vendors must submit their quotes electronically, as hard copies of the solicitation are not available, and any inquiries should be directed to the buyer via email at DibbsBSM@dla.mil.