The National Institute on Aging requires extended warranty maintenance support for its BD Biosciences flow cytometry equipment to ensure optimal operation. This is a non-competitive, brand-name acquisition intended for Becton Dickinson. The base period of performance is from May 25, 2026, to May 24, 2027, with two optional one-year extensions. Services will be performed at the NIH/NIA facility in Baltimore, MD. No specific budget amount is provided in the description.