The Department of Defense, through the Defense Logistics Agency (DLA) Land and Maritime, is seeking quotes for the procurement of two units of a fluid transmission cooler, identified by NSN 3040016820413. This solicitation is a source-controlled drawing item, meaning that only approved sources, specifically the supplier with code 61228 31468A, may provide the required goods, which must adhere to the specifications outlined in the solicitation. The items are critical for mechanical power transmission applications within military operations, ensuring reliable performance in demanding environments. Interested vendors must submit their quotes electronically, as hard copies will not be available, and any inquiries should be directed to the DLA via the provided email address, DibbsBSM@dla.mil, with a delivery deadline set for 157 days after order placement.