This is a sources sought notice for market research on a flexible coupling item (NSN 1660-005604009). The item is currently manufactured by The Boeing Company, Arrowhead Products Corp, and Flexible Technologies Inc. There is no solicitation at this time; this notice is for informational purposes only and does not constitute a commitment by the government. Interested companies can seek qualification as an approved source by contacting the DLA Aviation Small Business Office via email. No funds are available to pay for preparation of responses.