PrimeRFP SCOUT · Federal Contract Recompete Brief

N6660424FC004Mk18 MOD 2 increment II upgrade hardware — HII Unmanned Systems, Inc

HII Unmanned Systems, Inc holds $134.6M across 100 federal awards, concentrated at Department of Defense (DOD). This PIID sits alongside 5 related awards under parent N6660421DC000. Recompete timing centers on the Dec 21, 2026 PoP end — agencies typically plan 12–18 months ahead.

Nuwc Div Newport
Awarding office
HII Unmanned Systems, Inc
Recipient
Dec 21, 2026
PoP end
$397K
Obligated
$1.7M
Potential
334511
NAICS
1352
PSC

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Contract facts

Federal
Contract numberN6660424FC004
Also listed asN6660421DC000-N6660424FC004
AgencyNuwc Div Newport
Awarding officeNuwc Div Newport
Awarding agencyDepartment of Defense (DOD)
Funding agencyDepartment of Defense (DOD)
IncumbentHII Unmanned Systems, Inc
CAGE4Z5A9
UEIWN18KN7KQLG9
NAICS334511
PSC1352
Parent IDIQ / IDVN6660421DC000
Place of performanceNEWPORT RI
Pricing typeFirm Fixed Price
Extent competedNot Competed
Related solicitationN6660419R0277
PoP startDec 13, 2023
PoP end (current)Dec 21, 2026
Obligated$397K
Current value$1.7M
Potential value$1.7M

MK18 MOD 2 INCREMENT II UPGRADE HARDWARE is a federal award for Nuwc Div Newport held by HII Unmanned Systems, Inc. Estimated value $1.7M ($397K obligated). Current period of performance ends Dec 21, 2026. Place of performance: NEWPORT RI. Related solicitation N6660419R0277.

Recompete timing

Public
Expiring in 122 days

Current PoP ends Dec 21, 2026 (122 days remaining). Agencies typically plan 12–18 months ahead — at 4.0 months out, that window is already open. The buying decision is likely already in motion.

Incumbent footprint

Public record

HII Unmanned Systems, Inc$134.6M obligated across 100 awards (firm-wide, all agencies) · lead buyer Department of Defense (DOD).

% of firm-wide obligated ($134.6M) · all agencies
Department of Defense (DOD)$133.4M · 99%Department of the Interior (DOI)$1.3M · 1%
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Frequently asked questions

What is contract N6660424FC004?

N6660424FC004 (Mk18 MOD 2 increment II upgrade hardware) is a Nuwc Div Newport award with a potential value of $1.7M, currently held by HII Unmanned Systems, Inc. Figures are USASpending-sourced public-record facts plus SCOUT recompete analysis.

Which office awarded N6660424FC004?

Nuwc Div Newport awarded N6660424FC004 to HII Unmanned Systems, Inc (potential $1.7M).

Who is the incumbent on N6660424FC004?

HII Unmanned Systems, Inc is the incumbent with $134.6M across 100 related awards in SCOUT’s public footprint. The current period of performance ends Dec 21, 2026.

When does HII Unmanned Systems, Inc’s N6660424FC004 come up for recompete?

SCOUT tracks a period-of-performance end of Dec 21, 2026. Actual solicitation timing can shift with extensions, bridges, or consolidations.

Data: Showing contracts ≥ $100K from federal procurement records (FPDS-NG, SAM.gov, and related repositories), normalized by PrimeRFP SCOUT. Each row keyed by Award ID (PIID); task orders appear as independent rows.

Data as of · refreshed monthlyLatest procurement action
Sources: USASpending, FPDS, SAM.gov · Public-record facts + SCOUT analysis shown above; personalized scoring in SCOUT.
primerfp.com/intel/contract/N6660424FC004