This is a U.S. Navy solicitation for the repair, overhaul, and testing of nine radio modulator units (NSN 016631882, PN 2687200G002). The work must be performed at the contractor's facility, which must be specified in the proposal, and all repairs must follow the latest technical publications. The contractor is responsible for all facilities, labor, materials, and test equipment, and must have a quality system conforming to ISO 9001/AS9100. Potential bidders must be an approved source or submit a source approval request with their proposal.