This is a market research Sources Sought notice, not a solicitation, from the National Institute of Standards and Technology (NIST) for brand-name Safran Trusted 4D, Inc. White Rabbit switches and supporting instruments. The government will consider any business that can demonstrate its capability to meet the requirements, regardless of brand. No budget, submission timeline, or performance location is specified in this notice. The results will help determine if a small business set-aside is possible, and all responsible sources are encouraged to respond. Interested parties must submit a capability statement of five pages or less, including company profile, product details, lead time, and small business status.