RDT&E Project · President's Budget PB2027

Adv Submarine Systems Development

FY2027 Request
$30.0M
▼ 36% vs FY2026
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Project 2033 — Adv Submarine Systems Development requests $30.0M in FY2027, 23% of the $132.9M requested for program element 0603561N, down 36% on FY2026. 3 R-2A activities decompose the request. GDEB is the largest named R-3 performer at $6.0M, 20% of the project's FY2027 R-3 total.

MarketShipbuilding & Undersea

Matched on this project's title. A title match, not a curated taxonomy — narrative-only matches are not shown at all rather than shown with a caveat nobody reads. No market size is quoted here: a market spans appropriations far beyond this program element.

FY2027 Request
$30.0M
▼ 36% vs FY2026
FY2026 Enacted
$46.8M
▲ 32% vs FY2025
FY2025 Actual
$35.5M
Prior year
Project detail

What project 2033 buys

Advanced Submarine Systems Development (ASSD) is a non-acquisition program that develops, matures and tests advanced technologies for successful integration into current and future submarine classes, to lower the technical/cost risks of integrating new technologies prior to acquisition and speed the delivery of capability and lethality to the Fleet. ASSD transitions Hull, Mechanical, and Electrical (HM&E) technologies, and future naval concepts from the Science & Technology (S&T) and Research and Development (R&D) communities through the development, maturation, and integration of technology projects to operational submarine platforms for assessment, testing, and evaluation. Once projects have proven their maturity and promise through at-sea demonstration, they are formally transitioned into acquisition Programs Of Record (PORs). Additionally, ASSD operates and maintains strategic R&D infrastructure and measurement assets that are critical to the long-term design, assessment and construction of modern, stealthy submarine platforms. Project 2033 is comprised of three programmatic budget categories: Strategic Capability R&D Infrastructure, Long Range R&D Investment, and Rapid Technology Development. Strategic infrastructure investments maintain and operate critical, one-of-a-kind undersea warfare R&D assets that enable the design and manufacture of the stealthiest submarines in the world, without the requirement to develop and test at full scale, which is inordinately expensive and risky. Long-range R&D investment is the maturation and prototyping at full scale of long-range (5-10 years) technologies, to enable their readiness for incorporation into existing and future submarines. The objective is to achieve high technology readiness levels (TRL-7) of the targeted technology so that it can be incorporated into the baseline submarine design during the detailed design and construction contract award and evaluated for back-fit into existing platforms. This is class agnostic technology development that supports the VIRGINIA program, COLUMBIA program, and future submarine technology. Rapid Technology Development projects are efforts designed to rapidly mature higher TRL capabilities and field the particular technology project capability within an 18-30 month window, from program start to submarine at-sea demonstration.

R-3 lines of work
  • Product Development
  • Support
  • Test and Evaluation
Funding trajectory

Project 2033 funding, FY2025–FY2031

Prior years are actuals, the budget year is the request, and the outyears are the FYDP plan. Estimate types are colored and never summed into one figure. Projects carry the full five-year plan; the activities inside them stop at the budget year.

25035.5FY25ACTUAL46.8FY26ENACTED30.0FY27REQUEST27.4FY2822.9FY2923.1FY3023.5FY31
Actual Enacted Request Outyear (FYDP)
Fiscal YearEstimate TypeAmount ($M)
FY2025Actual35.5
FY2026Enacted46.8
FY2027Request30.0
FY2028Outyear27.4
FY2029Outyear22.9
FY2030Outyear23.1
FY2031Outyear23.5
Inside the project

3 accomplishments / planned programs

The R-2A exhibit — the only level of the budget that describes work that has not happened yet. Activities carry the prior, current and budget year only, no five-year plan. 1 of them describes FY2027 work in enough detail to have its own page; the rest are shown here in full. Coverage is partial across the corpus, so count activities, never total them.

FY2025 actual$28.8M
FY2026 enacted$39.9M
FY2027 request$25.9M

LSV-2: Continue to maintain certified LSV-2 for operations in support of RDT&E customers, the ONR/NAVSEA Multi-Material Propellor Prototype Future Naval Capability (M2P2 FNC), DARPA and any other emergent testing as required by future sub tech, VIRGINIA, or COLUMBIA programs. ISMS: Operate and maintain ISMS acoustic test range underwater…

Read the FY2027 plan →
Long Range R&D▼ 43%
FY2025 actual$6.4M
FY2026 enacted$6.5M
FY2027 request$3.7M

FY2027 planned work ADVANCED HULL TREATMENTS: Continue to mature next generation hull treatments. Perform performance tests on 1/4 scale submarine model to verify capability of next generation hull material. Install a test patch in the forward bow area of a submarine for at-sea performance and durability testing of next generation material. ADVANCED SIGNATURE MANAGEMENT (ASM): Continue CONOP and procedural guidance development for ASM integration into ship systems and operations. Complete data analysis on OSAM FNC demonstration. Continue supporting lines of efforts to more fully integrate ASM and transition OSAM capability into SWFTS and fleet operations. ADVANCED MATERIAL PROPELLER (AMP): Complete…

FY2026 to FY2027 change Pillar decrease due to planned ramp-down in ASM project and completion/transition of AMP project.

FY2026 plans — current year ADVANCED HULL TREATMENTS: Continue development and maturation of hull treatments via industrialization, architecture refinement, transition to large scale sample testing. Conduct material qualification testing as required. ADVANCED SIGNATURE MANAGEMENT (ASM): Continue CONOP and procedural guidance development for ASM integration into ship systems and operations. Support execution of At-Sea Final Demonstration in support of joint NAVSEA and ONR Own Ship Acoustic Monitoring (OSAM) FNC. Conduct data analysis and developed SWFTS transition plan. Continue supporting lines of efforts to more fully integrate ASM. ADVANCED MATERIAL PROPELLER (AMP): Complete planned testing and analysis of…

Rapid Technology Development▲ 2%
FY2025 actual$0.3M
FY2026 enacted$0.3M
FY2027 request$0.3M

FY2027 planned work Continue to leverage products and analysis from Naval Laboratories, Small Business (SBIR/STTR), industry Independent Research and Development (IRAD), and Foreign Comparative Testing efforts to identify/develop innovative submarine and USW technology transition project candidates.

FY2026 to FY2027 change Pillar increase FY26-27 due to miscellaneous program adjustments.

FY2026 plans — current year Continue to leverage products and analysis from Naval Laboratories, Small Business (SBIR/STTR), industry Independent Research and Development (IRAD), and Foreign Comparative Testing efforts to identify/develop innovative submarine and USW technology transition project candidates.

Who's building it

Named performers on project 2033

Performers named in the R-3 exhibit under this project. Share is of the project's whole FY2027 R-3 total — the same denominator the program-element split uses, so the two read on one scale and will not sum to 100% when unnamed or government work is in the mix. Budget-justification contract funding, not obligations.

GDEB
$6.0M · 20%
General Dynamics
$3.5M · 12%
Associated Underwater Services
$2.6M · 8.6%
HII-NNS
$1.1M · 3.8%