This opportunity is for the procurement of 12 to 18 Heat Exchanger, Air spares (NSN 1660-01-350-8210FW) for the B-2 aircraft, with a first article requirement. Performance of services will be at Tinker AFB, Oklahoma, with delivery required by 24 February 2027. The solicitation is expected to be issued on 12 May 2026 and will close on 11 June 2026. No budget amount is specified, and there are no qualification requirements for potential offerors. The government intends to solicit from a limited number of sources, but all responsible parties may submit a proposal for consideration.