# DT-513 Series Hydrophones

Canonical: https://abierto.us/opportunities/n6660426r0029

- Solicitation number: N6660426R0029
- Notice type: Solicitation (first published as sources sought)
- Status: Closed. Deadline was May 13, 2026 at 2:00 PM EDT
- 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
- Set-aside: Total small business set-aside
- Place of performance: Newport, Rhode Island
- County: Newport County (FIPS 44005). https://abierto.us/counties/newport-county-ri-44005
- City: Newport. https://abierto.us/cities/newport-ri-4449960
- First posted: October 20, 2025
- Last posted: April 24, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/2c214fd771a14384ba91ac5567f83b83/view

## Description

Amendment 0001 was posted on 4/24/2026. The purpose of this amendment is to extend the due date to 05/13/2026 at 2:00pm Eastern time. Solicitation Number N66604-25-R-0029 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-513 Hydrophones.

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 DT-513 Critical Item Performance Specification (CIPS). Some of the drawings and GFI 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 Keri Gunn at keri.l.gunn.civ@us.navy.mil and Julianna Ricci at julianna.b.ricci.civ@us.navy.mil with any questions regarding this solicitation.

## Publications

- October 20, 2025: Sources sought, due October 30, 2025 at 2:00 PM EDT. Notice 8278c9c4d0f44d1db9279875aac9cbda. https://sam.gov/workspace/contract/opp/8278c9c4d0f44d1db9279875aac9cbda/view
- December 4, 2025: Presolicitation, due February 13, 2026 at 2:00 PM EST. Notice 7ae967c4eddf48e4a0ee9b6066788ad3. https://sam.gov/workspace/contract/opp/7ae967c4eddf48e4a0ee9b6066788ad3/view
- March 31, 2026: Solicitation, due April 28, 2026 at 2:00 PM EDT. Notice 4a7946c8340546beaa9b61adbe96fc10. https://sam.gov/workspace/contract/opp/4a7946c8340546beaa9b61adbe96fc10/view
- April 24, 2026: Solicitation, due May 13, 2026 at 2:00 PM EDT. Notice 2c214fd771a14384ba91ac5567f83b83. https://sam.gov/workspace/contract/opp/2c214fd771a14384ba91ac5567f83b83/view

## Points of contact

- Keri Gunn, keri.l.gunn.civ@us.navy.mil, 4018326779
- Julianna Ricci, julianna.b.ricci.civ@us.navy.mil, 4018325617

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/n6660426r0029.