NASA/NSSC intends to issue a sole source contract to YSI Inc. for SL500 Hardware and Install, as they are determined to be the sole provider. Performance of the services will be located at NASA’s Ames Research Center (ARC). Interested organizations may submit their capabilities and qualifications in writing to the identified point of contact by 3:00 p.m. Central Standard Time on 5/1/2026. No budget amount is specified in the description. This notice is for market research purposes, and the government retains discretion to proceed non-competitively.