This is a market research notice to identify potential manufacturers for a specific headset-mic adapter (NSN 5965-14-559-2147) and is not a formal solicitation. Interested parties must submit a completed Market Research Questionnaire to the specified Contract Specialist. The information must be submitted no later than March 13, 2026. Two currently approved sources are listed, and any alternate offeror must provide a complete technical data package for evaluation. No budget or performance location is specified.