NASA/NSSC intends to issue a sole source contract to AAR MANUFACTURING, INC. for AAR Mobility Systems, as they are determined to be the sole provider. Performance of the services will be located at NASA/Armstrong Flight Research Center (AFRC). Interested organizations may submit their capabilities and qualifications in writing by 4:00 p.m. Central Standard Time on 7/10/2026 for consideration of a competitive procurement. No budget amount is specified in the description. This is a commercial item acquisition under FAR Part 12.