This is a sole-source procurement for NSN 7R-1680-015293697-V2, quantity 77, with delivery FOB origin. Only government-approved sources may compete, as technical data and data rights are unavailable for full and open competition. Interested firms must submit source approval information per the NAVSUP WSS brochure; offers lacking required data will not be considered. The government may proceed with sole-source award based on fleet support needs even if source approval is pending. All responsible sources may express interest and submit capability statements, but this notice is not a request for competitive proposals.