The Department of Defense, through the Defense Logistics Agency (DLA) Aviation in Oklahoma City, is issuing a special notice for the procurement of a support seal for aircraft, identified by National Stock Number (NSN) 2840-01-267-1558NZ. The requirement includes the provision of the specified seal, which is critical for the operation and maintenance of aircraft engines, ensuring their reliability and performance. The top drawing reference for this procurement is 4069178, with the latest revision dated June 30, 2023. Interested vendors should refer to the solicitation information for further details and contact the designated personnel once the solicitation is approved for quotes.