The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking proposals for the procurement of 18 units of the Sensing Element, FIR (NSN 6350013171210). This solicitation aims to establish an Indefinite Delivery Contract (IDC) for a term of one year or until the total orders reach $250,000, with an estimated four orders per year and a guaranteed minimum quantity of one. The items are critical for alarm, signal, and security detection applications and will be shipped to various DLA depots both within the continental United States and overseas. Interested vendors must submit their quotes electronically, and any inquiries should be directed to the buyer via email at DibbsBSM@dla.mil, with the solicitation available on the DLA's website.