NASA's National Aeronautics and Space Administration (NASA) is seeking to procure maintenance services for KLA Tencor Model P16+ and P7 profilometers, which are critical for metrology in thin film applications on silicon wafers. The contract requires annual onsite maintenance coverage from Monday to Friday, with a response time of 24 business hours, including all necessary parts and labor, to be performed at the Detector Development Lab in Greenbelt, Maryland. This maintenance is vital for ensuring the operational efficiency and precision of specialized scientific equipment used in space-related research and development. Interested organizations must submit their capabilities and qualifications in writing to the designated contacts by 12 p.m. Eastern Standard Time on November 8, 2024, to be considered for this sole source procurement.