This is a market research notice to identify potential manufacturers for a specific cylinder sleeve and piston assembly (NSN 2815-01-271-9822). It is not a formal solicitation. Interested parties must submit a completed Market Research Questionnaire to the specified Contract Specialist by March 9th, 2026. The notice lists two currently approved sources for the part. Any alternate offeror must provide a complete data package for both the approved and alternate parts for evaluation.