The Department of Defense, through the Defense Logistics Agency (DLA) Aviation at Oklahoma City, is soliciting offers for a firm-fixed-price contract to procure gear box housings, classified as Critical Safety Items (CSI), for aircraft engine manufacturing. The procurement aims to secure 81 units of these gear box housings, with potential additional orders ranging from 21 to 121 units, all of which must meet stringent quality standards, including ISO 9001-2015 certification. This equipment is vital for ensuring the operational safety and efficiency of military aircraft engines. Interested vendors must submit their proposals by October 8, 2024, at 3:00 PM CST, following the recent amendments that extended the submission deadlines. For inquiries, potential offerors can contact Keith Russ at keith.russ@us.af.mil.