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GUN WEAPON SYSTEMS (GWS) Request for Information

Open — responses due 30 Nov 2026 (16 days left) · Unrestricted (full and open) · Department of the Navy, DoD · NAICS 541330 · Solicitation GUN_WEAPONS_SYSTEM

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Solicitation details

Solicitation numberGUN_WEAPONS_SYSTEM
Notice IDa9303801b8634cc2b004427cbebffff1
AgencyDepartment of Defense (DoD)
Sub-agencyDepartment of the Navy
Contracting officeNSWC DAHLGREN
NAICS code541330 — Engineering Services
Product / service code (PSC)R425
Set-asideUnrestricted (full and open)
Notice typeSources Sought
Posted06 November 2026
Response deadline30 November 2026
CompetitionCompetitive

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Description

***ONLY SEAPORT MAC HOLDERS ARE ELIGIBLE FOR THIS OPPORTUNITY.*** This is a combined Sources Sought/Advance Notice only. The Naval Surface Warfare Center Dahlgren Division (NSWCDD) Gun and Electric Weapon Systems (E Department) has a follow-on requirement for support across multiple effectors, ammunition and weapons systems. See the attached Advance Notice/Sources Sought for additional information. NSWCDD will host an in-person Industry Day regarding the anticipated follow-on contract for Gun Weapon Systems (GWS), on 19 November 2026 at the University of Mary Washington-Dahlgren Campus, 4224 University Drive, King George, VA 22485, 8:30 AM to 5:00 PM EST with a start time of 9:00 AM EST. To support market research under RFO Part 10, NSWCDD will offer optional one-on-one sessions with industry partners who request it. Requests for one-on-one sessions should be made along with interested parties registrations and are planned to occur from 12:00 PM to 5:00 PM on 19 November 2026 upon the conclusion of the Industry Day Question and Answer period. In the event more requests are received than can be accommodated on the afternoon of 19 November 2026, a separate meeting date will be coordinated. Requests for optional one-on-one meetings will not be honored after the registration deadline of 12:00 PM (Noon) EST 18 November 2026. Virtual one-on-one sessions will not be held. This notice is issued for informational and planning purposes only and does not constitute a solicitation. The Government is not requesting proposals at this time. Participation in the Industry Day is voluntary and is not required in order to compete for any future solicitation.

Version history

SAM.gov has posted 2 notices under solicitation GUN_WEAPONS_SYSTEM, oldest first.

Documents in the solicitation package

4 files are attached to this notice.

  • PIEE Solicitation Module Link for GUN_WEAPONS_SYSTEM
  • Web Based Training for the PIEE Solicitation Module
  • Registration Instructions for the PIEE Solicitation Module
  • Department of Defense Procurement Toolbox

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Market context: DoD and NAICS 541330

About the buyer and the industry, not this specific solicitation. Source: USASpending.gov award data, updated nightly.

  • In fiscal year 2026, DoD obligated $8.7B across 3,568 contract actions under NAICS 541330.
  • 4,474 contracts worth $47.0B in this category end within the next 18 months.

DoD contracts under NAICS 541330 →

Other open solicitations in NAICS 541330

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Source: this notice on SAM.gov. FedSift republishes public federal procurement data and is not affiliated with the U.S. Government. Always confirm dates and requirements against SAM.gov before responding.

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