Secret Naval Projects

Post thread
Unbuilt and cancelled ships, subs etc. Designs that never made to production.
uk 75
Help needed: Has anyone the artists imprssion of the Tiger helo conversion?
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8
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5K
uk 75
uk 75
Grey Havoc
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PLAN Extra-Large Uncrewed Underwater Vehicle (XLUUV) program
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1
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3K
jeffb
jeffb
M
USS California CGN-36 and the NTU
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1
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6K
TomS
TomS
uk 75
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Evolution of HMS Bristol
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4
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8K
uk 75
uk 75
World B4
Minx 20ft salvage submarine
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0
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1K
World B4
World B4
World B4
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Large African narco sub
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8
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3K
World B4
World B4
World B4
Nalim supply ship
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0
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1K
World B4
World B4
U
Does anyone have a blueprint or data about Audacious class Aircraft Carrier?
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7
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3K
Username666
U
World B4
Indonesian Semi-Submersible
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3
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2K
Nicknick
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World B4
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Stand-off mini-torpedo
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2
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2K
publiusr
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gollevainen
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Danish Niels Juel Class Preliminary Designs
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2
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2K
gollevainen
gollevainen
gollevainen
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Finnish Turunmaa class Export proposals
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0
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2K
gollevainen
gollevainen
Hood
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Swedish K1 Corvette
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2
Views
3K
gollevainen
gollevainen
Grey Havoc
Canadian Joint Support Ship program [Current]
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3
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3K
Hood
Hood
uk 75
Georges Leygues ASW ships
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19
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5K
Hood
Hood
T
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Royal Canadian Navy: General Purpose Frigate (Cancelled 1963).
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31
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24K
Hood
Hood
B
Russian post-war AA cruiser project.
2
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47
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32K
Roodbaard1958!
R
A
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USN Hybrid Battleship 1924?
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7
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5K
TomS
TomS
W
British Type 24 & 25 Frigates
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28
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43K
uk 75
uk 75
Antonio
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III Reich Aircraft Carrier Projects
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39
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44K
Grey Havoc
Grey Havoc
TinWing
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Malta Class: The UK's Cancelled Equivilent to the American Midways
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15
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19K
Username666
U
Grey Havoc
Corpo della Regia Guardia di Finanza
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0
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1K
Grey Havoc
Grey Havoc
P
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Hydrogen tankers
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3
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6K
Grey Havoc
Grey Havoc
Triton
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NERC/BAS Polar Research Vessel
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11
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7K
Grey Havoc
Grey Havoc
B
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High Adaptability Surface Combatants
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6
Views
3K
Tzoli
Tzoli
Hood
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Chinese Type 343M Corvette
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0
Views
2K
Hood
Hood
TinWing
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Schelde Combatant 12717: Stealthy Dutch Frigate?
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14
Views
13K
TomS
TomS
World B4
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Maru-Se rocket powered submarine
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2
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2K
tom!
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TinWing
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IKL/HDW Type 2000 Submarine
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4
Views
10K
Deleted member 29851
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Triton
Los Angeles-class Replacement Concepts/Seawolf-class
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14
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14K
Kat Tsun
Kat Tsun
Grey Havoc
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USN CL-154 anti-aircraft light cruiser
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14
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6K
Colonial-Marine
Colonial-Marine
uk 75
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HMS Belfast Helicopter Conversion
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25
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14K
The Skipper
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Grey Havoc
Ocean Atmosphere Sensor Integration System (OASIS) [NASA long duration solar powered autonomous surface vehicle, 2000s]
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0
Views
1K
Grey Havoc
Grey Havoc
Grey Havoc
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Project 10510 nuclear powered icebreaker
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4
Views
3K
Grey Havoc
Grey Havoc
Grey Havoc
Project 10570 nuclear powered multipurpose icebreaking vessel
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0
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2K
Grey Havoc
Grey Havoc
covert_shores
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Unreported Low-Observable Warship From Iran (new catamarans)
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15
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6K
Grey Havoc
Grey Havoc
World B4
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Ha-101 class original design
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1
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2K
World B4
World B4
World B4
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Regulus class minehunter
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0
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1K
World B4
World B4
Grey Havoc
JARI USV Multipurpose Unmanned Combat Boat (CSOC)
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3
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4K
Grey Havoc
Grey Havoc
World B4
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Satsuma class original design
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4
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3K
Tzoli
Tzoli
World B4
I-351 Original Design
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0
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2K
World B4
World B4
Grey Havoc
Original Project 705 design (1,500 ton displacement)
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4
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7K
World B4
World B4
covert_shores
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Unbuilt Russian special mission submarines
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20
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12K
publiusr
P
Sferrin
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Chinese Nuclear Powered Icebreaker Project
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24
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10K
Grey Havoc
Grey Havoc
Grey Havoc
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USSSPs (Unmaned Semifixed Sea Platforms) - European Union
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4
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3K
Grey Havoc
Grey Havoc
Triton
US Navy Submarine Extendible Turret System (SETS)
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14
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17K
publiusr
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Gaafar
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Arab Submarine 1963
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9
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3K
Gaafar
Gaafar
Tzoli
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The Development of the Admiral Class Battlecruisers
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6
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18K
EwenS
E
RyanC
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SQUAW Submarine Targets (USN)
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2
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7K
Yellow Palace
Y
Regg
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Unknown ship designs for the Basque Country
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15
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4K
Regg
Regg
Orionblamblam
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Schnellboots
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5
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3K
publiusr
P
RAP
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RN Experimental Ship XV Patrick Henry
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3
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2K
SteveO
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T
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Strasbourg - light aircraft carrier project?
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2
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3K
Archibald
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archipeppe
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Launched directly from hangar
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25
Views
14K
Ivan Culjak
I
World B4
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Large David Blockade Runner
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1
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2K
dan_inbox
dan_inbox
BAROBA
USN/DARPA ACTUV program
2
Replies
75
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44K
aonestudio
A
Orionblamblam
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Indo-Pacific 2022: Modelpalooza
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2
Views
2K
Winchester
Winchester
O
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Turkish Fedai UUV
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2
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3K
yyigit
Y
Graham1973
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United States Navy - 28,000 ton, 20 knot Oiler (1942)
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0
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2K
Graham1973
Graham1973
Graham1973
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United States Navy - Aircraft Carrier 'Scheme E' (1941)
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0
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2K
Graham1973
Graham1973
Graham1973
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United States Navy - Aircraft Carrier 'Scheme D' (1941)
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1
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2K
EwenS
E
Graham1973
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United States Navy - 10,000 Ton Aircraft Carrier (1925)
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0
Views
2K
Graham1973
Graham1973
Graham1973
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United States Navy - Aircraft Carrier No. 2 (1922)
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5
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5K
Graham1973
Graham1973
Graham1973
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United States Navy - Aircraft Carrier (Protected) - 1923
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0
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2K
Graham1973
Graham1973
P
Tupolev-designed Motor Torpedo Boats
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3
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2K
ucon
U
Grey Havoc
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Navantia SMART 4000 concept ship
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21
Views
8K
MadRat
M
Grey Havoc
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FFX (Carter era)
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9
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9K
TomS
TomS
goose
Battleships firing HESH?
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16
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12K
MadRat
M
D
Norwegian Missile Patrol Boat (Late 80s)
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1
Views
1K
TomS
TomS
Grey Havoc
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Geddes Liner, aka the Whale Ocean Liner
Replies
14
Views
8K
Brett Davidson
Brett Davidson
TinWing
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Unbuilt 1983 French coastal submarine proposal: "A SUCCESSOR TO THE DAPHNE: FRENCH CA SUBMARINE"
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1
Views
2K
H_K
H
A Tentative Fleet Plan
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Royal Navy Surface Ship Sonar Development in the 1960s
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6
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4K
Robert M
R
R
German proposals for future German battleships around 1886
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0
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1K
Roodbaard1958!
R
N
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Cassard class destroyer (Type F70 AA) Aster upgrade
Replies
19
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5K
uk 75
uk 75
AN/AWW-14(V)
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  • Locked
UK to design new missile boats for Ukraine
Replies
8
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5K
Hood
Hood
World B4
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American Rocket Torpedoes
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0
Views
2K
World B4
World B4
Antonio
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French Naval Projects from Late 70's
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16
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14K
H_K
H
C
Carrier of Large objects
Replies
6
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11K
TomS
TomS
M
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Proposed Weapon Class Destroyer Rebuilds
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3
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3K
Dilandu
Dilandu
Triton
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Cruiser Baseline (CGBL)
Replies
32
Views
31K
Yellow Palace
Y
S
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any drawing/wooden model of Schlachtschiff F and G during their conception?
Replies
26
Views
9K
sgeorges4
S
robinbird
Floating dock's secret work
Replies
8
Views
4K
Nik
Nik
covert_shores
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Unidentified Chinese 'Sea Hunter' vessel, likely USV for ASW
Replies
6
Views
4K
X-39
X-39
Admiral_Austin_Mars
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Entwurf D6 and D7a (D-class Panzerschiffe variations) (Ersatz Elsass)
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6
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5K
_Sarcasticat_
_Sarcasticat_
N
Royal Canadian Navy: de Havilland Hydrofoil R-200 asw
Replies
9
Views
10K
TomS
TomS
uk 75
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Glimpse of RN Missile Ship design
Replies
14
Views
4K
Tzoli
Tzoli
M
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Swedish nuclear powered submarines
Replies
21
Views
13K
covert_shores
covert_shores
B
Gunfighter projectiles
Replies
7
Views
8K
isayyo2
isayyo2
N
Suggestions for good never-built warships books
Replies
20
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5K
Coiler
C
V
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Cuban naval projects (post-1959)
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4
Views
5K
lordroel
L
Graham1973
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1967 Experimental Frigate (DE-1101)
Replies
7
Views
3K
TomS
TomS
Y
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Deep Submergence Search Vehicle
Replies
8
Views
8K
Yellow Palace
Y
Tzoli
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The Development of the Nagato class Battleships
Replies
20
Views
15K
awhalen61
A
uk 75
Royal Navy Commando Carrier replacement 1960s
Replies
6
Views
11K
uk 75
uk 75
uk 75
1952 RN Hospital Ship Maine
Replies
6
Views
6K
The Skipper
T
flateric
Project 955 Borey
Replies
29
Views
21K
TMA1
TMA1
Myasischev m50
5+ shaft ship designs
Replies
26
Views
6K
Yellow Palace
Y
TinWing
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Early Post-WWII Dutch Submarines: Unbuilt 3 and 4 pressure hull designs
Replies
2
Views
9K
Tzoli
Tzoli
klem
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Nautilus 100,New Submarine concept .
Replies
6
Views
3K
TomS
TomS
R
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Venezuelan warships to be built by Dutch shipyards in 1950s
Replies
1
Views
2K
Roodbaard1958!
R
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