The Department of Defense, through the Defense Logistics Agency (DLA Land and Maritime), is seeking quotes for the procurement of 28 units of the NSN 4820014781384, a regulating valve. This procurement is a source-controlled drawing item, meaning that only approved sources can provide the required goods, which are critical for various defense applications. Interested vendors must submit their quotes electronically, as hard copies of the solicitation will not be available, and all submissions must comply with the specifications outlined in the solicitation document. For inquiries, potential bidders can contact the DLA at DibbsBSM@dla.mil, and the solicitation details can be accessed through the DIBBS website.