AMENDMENT 0001 -- The purpose of this amendment is to extend the proposal due date to NLT 1200 EDT 27 July 2026. Offerors must sign and acknowledge all solicitation amendments and include a copy as part of the offeror?s proposal package. AMENDMENT 0002 - The purpose of this amendment is to update the revised proposal due date within the PIEE tool to reflect Amendment 0001. ORIGINAL NOTICE -- The Naval Air Warfare Center ? Aircraft Division (NAWCAD), at Patuxent River, MD is procuring flight hours via a Contractor Owned and Government Operated (COGO) Boeing 737-Next Generation (NG) (-600, -700, -800, or -900) series aircraft for pilot proficiency and training support. This effort will include all labor, material, equipment, supplies, and services required to maintain and support the aircraft and the work scope. The Government intends to award a Single-Award, Indefinite Delivery/Indefinite Quantity (IDIQ) contract that allows E6B In-Flight Trainer (IFT) Aircraft FY26-FY31 for Firm-Fixed Price orders. The anticipated ordering period will be four (4) years and 364 days. This acquisition is conducted in accordance with FAR Part 15, DFARS 215.3, and the DoD Source Selection Procedures (20 August 2022). It adheres to NAVAIRINST 4200.39D and PMA-226 program-specific requirements.ELIGIBILITYThe Product Service Code (PSC) for this requirement will be V121 (Transportation/travel/relocation- Transportation: Air Charter). The North American Industry Classification System (NAICS) is 488190 ? Other Support Activities for Air Transportation.This requirement is being competed as a 100% set-aside for Small Business Administration (SBA) certified 8(a) Program Participants. CONTROLLED UNCLASSIFIED INFORMATION (CUI)Certain attachments associated with this solicitation contain Controlled Unclassified Information (CUI).? By requesting or accessing these documents, interested parties acknowledge that they will:o Use the information solely for the purpose of responding to this solicitationo Safeguard the information from unauthorized disclosureo Not distribute, release, reproduce, or disclose information outside their organization without prior written approval from the Governmento Ensure any internal personnel accessing the information understand these restrictionsVendors requesting access to the controlled documents must acknowledge acceptance of these conditions in their request.The documents/attachments marked as ?CUI? within Section J will be distributed via DOD SAFE. To request access, email the Contract Specialist, Lindsay Corken, Lindsay.l.corken.civ@us.navy.mil and the Contracting Officer, David Silverstone, David.s.silverstone.civ@us.navy.mil. The request email must include a statement acknowledging that the requester has read, understands, and accepts the conditions for access, use, safeguarding, and non-disclosure of CUI documents described above. Prior access granted under any previous notice does not carry over and vendors must submit a new request for acce…