This is a market research notice for the repair of a specific National Stock Number and Part Number for the RAO. The Government intends to issue a sole-source solicitation under FAR 6.302-1, but will consider capability statements from all responsible sources. Proposals must be received by 4:30 PM Eastern Time on February 6, 2026, to be considered. Source Approval is mandatory, and award will not be delayed for pending approvals, so unapproved sources must submit a request package with their proposal. The performance location and budget information are not specified in this description.