Sources Sought NAICS 335991

N0016426SNB10 – REQUEST FOR INFORMATION (RFI)SOURCES SOUGHT – PROCUREMENT OF ISOLATION RINGS – PSC 5970 – NAICS 335991 Issue Date: 28 OCT 2025 – Closing Date: 14 NOV 2026 – 2:00 PM EDT REQUEST FOR INFORMATION (RFI): Amendment updates PSC from 5950 to 5970. In accordance with Defense Federal Acquisition Regulation Supplement Procedures, Guidance, and Information (DFARS PGI) 206.302-1, the Government is issuing this RFI announcement as part of its market research. This RFI announcement is intended to determine the availability and technical capability of businesses to provide the required supplies. BACKGROUND: Naval Surface Warfare Center, Crane Division (NSWC Crane) is seeking information for market research purposes for the procurement of Isolation Rings. ​ Isolation Rings are a component of the TR-343 Transducer system and under the cognizance of Naval Surface Warfare Center (NSWC), Crane Division. The TR-343 Transducer is part of the AN/SQS-53C Hull-Mounted Sonar Array, which is a component of the AN/SQQ-89(V) Anti-Submarine Warfare (ASW) System. The AN/SQQ-89(V) is a fully-integrated Surface Ship Undersea Warfare (USW) combat system with the capability to search, detect, classif...

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