From the notice

This is a Notice of Contract Action (NOCA) as well as a Sources Sought. This is not a Solicitation or Request for Proposal. Responses to this posting are strictly voluntary with no cost or obligation to be incurred by the Government. The Department of War (DOW), United States Air Force (USAF), Air Force Materiel Command (AFMC), Air Force Life Cycle Management Center (AFLCMC), Armament Directorate, Attack Division, Penetrator Weapons Branch intends to solicit and award a sole source indefinite delivery indefinite quantity (IDIQ) contract for Contractor Logistics Support (CLS) for the Massive Ordinance Penetrator (MOP), GBU-57 Weapon System to The Boeing Company, 6200 James S McDonnell Blvd Saint Louis, Missouri 63134-1939, United States under the authority of RFO 6.103-1, Only One Responsible Source and No Other Supplies or Services will Satisfy Agency Requirements (10 USC 2304(a)(1)). This IDIQ contract is anticipated to have a five (5)-year ordering period beginning around July 2027. The only known responsible source that can satisfy this requirement is the Boeing Company due to the highly specialized nature of this work gained only through years of experience in applying skills to the specific MOP munition design and with MOP software, weapon design, special test assets and U.S. Government simulation facilities. The Boeing Company has extensive experience with MOP software, produces the MOP weapon in all configurations and operates the only known MOP special test assets and U.S. Government simulation facilities.

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