This is a Sources Sought notice for market research to plan a potential one-time purchase of approximately 552 units of a specific pulley assembly. The item is a Critical Safety Item for aircraft equipment and must be manufactured by approved sources, requiring Enhanced JCP Certification to access technical data. Interested vendors capable of providing this item should complete the attached market survey. The product will be shipped to a DLA stock location. The response to this market survey is due by April 16, 2026.