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N0002421C6425

Definitive Contract

Overview

Government Description
Hammerhead prototype. The award supports design, testing, and delivery of hammerhead prototype articles and related equipment, including hammerhead units. Work is being performed at multiple locations across the United States, including Massachusetts, Maryland, Virginia, North Carolina, Connecticut, Nebraska, and Minnesota.
Place of Performance
Fairfax, VA 22033 United States
Pricing
Cost Plus Fixed Fee
Set Aside
None
Extent Competed
Full And Open Competition
Related Opportunity
N0002421R6405
Analysis Notes
Amendment Since initial award the Potential End Date has been extended from 09/30/26 to 12/22/27 and the Potential Award value has increased 182% from $97,962,499 to $276,469,176.
Subcontracting Plan This Definitive Contract has a DOD Comprehensive Subcontracting Plan. The Department of Defense has an overall small business subcontracting goal of 30%
General Dynamics Mission Systems was awarded Definitive Contract N0002421C6425 (N00024-21-C-6425) for Design and Delivery of Hammerhead Prototype Articles and Related Equipment worth up to $276,469,176 by Naval Sea Systems Command in September 2021. The contract has a duration of 6 years 3 months and was awarded full & open with NAICS 334511 and PSC 1075 via direct negotiation acquisition procedures with 2 bids received. As of today, the Definitive Contract has a total reported backlog of $1,479,685 and funded backlog of $780,877.

DOD Announcements

Sep 2021: General Dynamics Mission Systems, Fairfax, Virginia, is awarded a $92,931,647 cost-plus-fixed-fee and firm-fixed-price contract to design, test and deliver Hammerhead Prototype articles and other related equipment. This contract includes options which, if exercised, would bring the cumulative value of this contract to $275,603,495. Work will be performed in Taunton, Massachusetts (29%); Braintree, Massachusetts (16%); Andover, Maryland (12%); Fairfax, Virginia (12%); Greensboro, North Carolina (9%); Groton, Connecticut (6%); Lincoln, Nebraska (6%); Bloomington, Minnesota (6%); Pittsfield, Massachusetts (3%); and Quincy, Massachusetts (1%), and is expected to be completed by September 2023. If all options are exercised, work will continue through September 2026. Fiscal 2021 research, development, test and evaluation (Navy) funds in the amount of $16,628,918 will be obligated at time of award and will not expire at the end of the current fiscal year. This contract was competitively procured via the beta.sam.gov website, with two offers received. The Naval Sea Systems Command Headquarters in Washington, D.C., is the contracting activity (N00024-21-C-6425).

Status
(Open)

Last Modified 1/30/26
Period of Performance
9/30/21
Start Date
12/22/27
Current End Date
12/22/27
Potential End Date
75.0% Complete

Obligations and Backlog
$275.0M
Total Obligated
$275.8M
Current Award
$276.5M
Potential Award
99% Funded
$780.9K
Funded Backlog
$1.5M
Total Backlog

Award Hierarchy

Definitive Contract

N0002421C6425

Subcontracts

-

Activity Timeline

Interactive chart of timeline of amendments to N0002421C6425

Subcontract Awards

Disclosed subcontracts for N0002421C6425

Transaction History

Modifications to N0002421C6425

People

Suggested agency contacts for N0002421C6425

Competition

Number of Bidders
2
Solicitation Procedures
Negotiated Proposal/Quote
Evaluated Preference
None
Commercial Item Acquisition
Commercial Item Procedures Not Used
Simplified Procedures for Commercial Items
No

Other Categorizations

Subcontracting Plan
DOD Comprehensive Subcontract Plan
Cost Accounting Standards
Yes
Business Size Determination
Large Business
Defense Program
None
DoD Claimant Code
Weapons
IT Commercial Item Category
Not Applicable
Awardee UEI
LDUJLC79HNK5
Awardee CAGE
34EA9
Agency Detail
Awarding Office
N00024 NAVSEA HQ
Funding Office
N00024
Created By
christopher.t.venturino.civ.n00024@us.navy.mil
Last Modified By
christopher.t.venturino.civ.n00024@us.navy.mil
Approved By
christopher.t.venturino.civ.n00024@us.navy.mil

Legislative

Legislative Mandates
Materials, Supplies, Articles & Equipment
Performance District
VA-11
Senators
Mark Warner
Timothy Kaine
Representative
Gerald Connolly
Modified: 1/30/26