# DT-511C and DT-592D Hydrophones and Spare Parts

Canonical: https://abierto.us/opportunities/n6660425r0361

- Solicitation number: N6660425R0361
- Notice type: Solicitation (first published as sources sought)
- Status: Closed. Deadline was January 9, 2026 at 2:00 PM EST
- Department: Department of the Navy
- Agency: Department of the Navy
- Contracting office: NUWC Div Newport (N66604)
- NAICS: 334511 Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
- Product or service code: 5845 Underwater Sound Equipment
- County: Newport County (FIPS 44005). https://abierto.us/counties/newport-county-ri-44005
- City: Newport. https://abierto.us/cities/newport-ri-4449960
- First posted: April 10, 2025
- Last posted: December 19, 2025
- SAM.gov: https://sam.gov/workspace/contract/opp/65b632a720984f509695d5bdcc7a8318/view

## Description

Amendment 0003 is issued to extend the proposal response due date.

Amendment 0002 is issued to extend the proposal response due date.

Amendment 0001 is issued to add Clause 252.225-7013 Duty-Free Entry. Solicitation Number N66604-25-R-0361 is released and is attached as part of this notice. The Naval Undersea Warfare Center, Division Newport (NUWCDIVNPT) has a requirement to establish a five-year indefinite delivery indefinite quantity (ID/IQ) production contract for DT-511C and DT-592D Hydrophones and spare parts in order to replenish and maintain adequate inventory to support fleet needs.

The work to be performed under the contract is for the contractor to design, document, manufacture, test, package and deliver first article and production Hydrophones that meet the performance requirements of the respective DT-511C and DT-592D hydrophone Critical Item Performance Specification (CIPS). The contractor shall also manufacture, test, package and deliver DT-511C and DT-592D Hydrophone spare parts in accordance with the respective drawings in the Reference Baseline drawing package.

The drawings are marked “DISTRIBUTION STATEMENT D - Export Controlled”. Distribution is authorized to the Department of Defense (DoD) and U.S. DoD contractors only. In order to view the documents, please follow the instructions in Section L. Please contact Kerin Prairie at kerin.m.prairie.civ@us.navy.mil and Keri Gunn at keri.l.gunn.civ@us.navy.mil with any questions regarding this solicitation.

## Publications

- April 10, 2025: Sources sought, due April 24, 2025 at 2:00 PM EDT. Notice 570bac3dbebf4a5e9f9e618dc460ff17. https://sam.gov/workspace/contract/opp/570bac3dbebf4a5e9f9e618dc460ff17/view
- June 13, 2025: Presolicitation, due June 27, 2025 at 2:00 PM EDT. Notice 42ebe789069b4745807cf7d29d325a1b. https://sam.gov/workspace/contract/opp/42ebe789069b4745807cf7d29d325a1b/view
- August 27, 2025: Solicitation, due September 26, 2025 at 2:00 PM EDT. Notice 750fa46c2d78421d9fd2b129bb5e64da. https://sam.gov/workspace/contract/opp/750fa46c2d78421d9fd2b129bb5e64da/view
- August 27, 2025: Solicitation, due September 26, 2025 at 2:00 PM EDT. Notice 9efde5f5161746a68c450758e291ac35. https://sam.gov/workspace/contract/opp/9efde5f5161746a68c450758e291ac35/view
- September 8, 2025: Solicitation, due September 26, 2025 at 2:00 PM EDT. Notice 356e96d731294f778ea725919f92831c. https://sam.gov/workspace/contract/opp/356e96d731294f778ea725919f92831c/view
- September 17, 2025: Solicitation, due October 27, 2025 at 2:00 PM EDT. Notice 6f705c4b20a442a7ae78bf022a9d2c02. https://sam.gov/workspace/contract/opp/6f705c4b20a442a7ae78bf022a9d2c02/view
- October 28, 2025: Solicitation, due November 12, 2025 at 2:00 PM EST. Notice 95c8c90f40574acab6226348609bdd39. https://sam.gov/workspace/contract/opp/95c8c90f40574acab6226348609bdd39/view
- December 19, 2025: Solicitation, due January 9, 2026 at 2:00 PM EST. Notice 5b284661256a40bfa6bffb80bdefd613. https://sam.gov/workspace/contract/opp/5b284661256a40bfa6bffb80bdefd613/view
- December 19, 2025: Solicitation, due January 9, 2026 at 2:00 PM EST. Notice 65b632a720984f509695d5bdcc7a8318. https://sam.gov/workspace/contract/opp/65b632a720984f509695d5bdcc7a8318/view

## Points of contact

- Kerin Prairie, kerin.m.prairie.civ@us.navy.mil, 4018323037
- Keri Gunn, Keri.l.gunn.civ@us.navy.mil, 4018326779

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/n6660425r0361.