# Big Blue 3 MAC (N6449821D0013 - N6449821D0023) SALINITY MONITORING SYSTEMS INSTALLATION UPGRADE

Canonical: https://abierto.us/opportunities/n6449826q5078

- Solicitation number: N6449826Q5078
- Notice type: Solicitation
- Status: Closed. Deadline was April 22, 2026 at 4:00 PM EDT
- Department: Department of the Navy
- Agency: Department of the Navy
- Contracting office: NSWC Philadelphia Div (N64498)
- NAICS: 336611 Ship Building and Repairing
- Product or service code: R425 Engineering and Technical Services
- First posted: March 11, 2026
- Last posted: April 15, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/8e3b7fda4d914925943647009504287a/view

## Description

Login at https://piee.eb.mil and search for 'N6449826Q5078' to obtain more details.*

## Publications

- March 11, 2026: Solicitation, due April 10, 2026 at 4:00 PM EDT. Notice 3ccd0c422cd849988cb145b9346b93e6. https://sam.gov/workspace/contract/opp/3ccd0c422cd849988cb145b9346b93e6/view
- March 25, 2026: Solicitation, due April 10, 2026 at 4:00 PM EDT. Notice 177aae445a764fafa7a08cbc502d3c4a. https://sam.gov/workspace/contract/opp/177aae445a764fafa7a08cbc502d3c4a/view
- April 9, 2026: Solicitation, due April 10, 2026 at 4:00 PM EDT. Notice 142384f844c64100bac76bbfa419f76e. https://sam.gov/workspace/contract/opp/142384f844c64100bac76bbfa419f76e/view
- April 15, 2026: Solicitation, due April 22, 2026 at 4:00 PM EDT. Notice 8e3b7fda4d914925943647009504287a. https://sam.gov/workspace/contract/opp/8e3b7fda4d914925943647009504287a/view

## Points of contact

- Chelsea Hovern, chelsea.j.hovern.civ@us.navy.mil, 2673154628

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/n6449826q5078.