The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking quotes for the procurement of 229 units of NSN 3120015571820, specifically a plain spherical bearing. This procurement is a source-controlled drawing item, and only approved sources are eligible to submit quotes, which must meet the specifications outlined in the solicitation. The items are critical for mechanical power transmission applications, underscoring their importance in defense operations. Interested vendors should submit their quotes electronically, and for any inquiries, they can contact the buyer via email at DibbsBSM@dla.mil. The solicitation is available online, and hard copies will not be provided.