The Department of Defense, through the Defense Logistics Agency (DLA) Troop Support, is seeking quotes for the procurement of 28 units of the NSN 4140015924132, specifically an impeller fan centri. This procurement is a source-controlled drawing item, meaning that the items must meet specific requirements outlined in the associated drawings, with the approved source being 0V5R4 ES9500-6355. The items are critical for refrigeration and air conditioning equipment, highlighting their importance in maintaining operational capabilities. Interested vendors, particularly those classified as Service-Disabled Veteran-Owned Small Businesses (SDVOSB), must submit their quotes electronically by the specified deadline, with further inquiries directed to the buyer via email at DibbsBSM@dla.mil.