This is a market research notice to identify potential manufacturers for a specific Shouldered Shaft (NSN 3040011804101) and is not a formal solicitation. Interested parties must submit a completed Market Research Questionnaire to the specified Contract Specialist by March 04, 2026. Two approved sources for the part are listed, and any alternate offeror must provide a complete data package for evaluation. No budget, performance location, or other submission timelines are specified.