The Department of Defense, through the Defense Logistics Agency (DLA) Aviation in Oklahoma City, is issuing a Special Notice for the procurement of a specific aircraft component, identified by National Stock Number (NSN) 2840-01-320-6432NZ, which is a seal for aircraft gas turbines and jet engines. The procurement is focused on acquiring the seal as per the top drawing 4076459, with the latest revision dated February 9, 2021, indicating the importance of adhering to precise specifications for operational reliability. This component is critical for maintaining the performance and safety of aircraft engines, underscoring its significance in military aviation operations. Interested vendors should refer to the solicitation information for further details and await the approval of the contracting officer for quotes, as specific contact information will be provided at that time.