NASA's National Aeronautics and Space Administration (NASA) is seeking to procure a 3SAE Large Diameter Splicing System, which is crucial for the precise splicing of specialty optical fibers with diameters up to 2.5 mm. This procurement is essential for advancing research and development in high-power fiber optics and advanced sensor technologies, and includes the purchase of various components such as fiber holders, an automatic electrode cleaner, and splicing software. The installation of the system will take place at the NASA Glenn Research Center in Cleveland, OH, with an estimated performance period of 6 to 8 weeks following the receipt of the order. Interested organizations must submit their capabilities and qualifications in writing to Sara Jusino-Terry at sara.a.jusino-terry@nasa.gov by 12 p.m. Central Standard Time on July 10, 2025, to be considered for this sole source contract.