The STM 500 is a
Turkish mini submarine of the 500-tonne class under construction since 2022. The shallow-water
diesel-electric submarine is being built by Turkish Defense Company
STM with completion of the first vessel not expected until 2026.
[
, the customer for the project had not yet been publicly released.
]
History
The STM-500 was announced in 2021 at the 10th Naval Systems Seminar in August 2021 as a lower cost and more cost effective subsurface warfare option.[
]
Description
The STM-500 will displace approximately 500 tonnes, have a crew of 18, and be able to transport a squad of 6 special forces personnel. It is being designed to have an endurance of 30 days and a maximum dive depth of 250 meters.[
* ]Displacement
Displacement may refer to:
Physical sciences
Mathematics and Physics
* Displacement (geometry), is the difference between the final and initial position of a point trajectory (for instance, the center of mass of a moving object). The actual path ...
: 485 tonnes surfaced, 540 tonnes submerged
* Length: Beam:
* Speed: cruise max
* Endurance on diesel power on batteries
* Propulsion power:
* Power generation: 2x diesel generator
A diesel generator (DG) (also known as a diesel Genset) is the combination of a diesel engine with an electric generator (often an alternator) to generate electrical energy. This is a specific case of engine generator. A diesel compression-ig ...
with Lithium-ion battery
A lithium-ion or Li-ion battery is a type of rechargeable battery which uses the reversible reduction of lithium ions to store energy. It is the predominant battery type used in portable consumer electronics and electric vehicles. It also s ...
storage
Weapons include up to eight "modern heavy-weight torpedo
A modern torpedo is an underwater ranged weapon launched above or below the water surface, self-propelled towards a target, and with an explosive warhead designed to detonate either on contact with or in proximity to the target. Historically, s ...
s or guided missiles
In military terminology, a missile is a guided airborne ranged weapon capable of self-propelled flight usually by a jet engine or rocket motor. Missiles are thus also called guided missiles or guided rockets (when a previously unguided rocket i ...
, delivered via four torpedo tube
A torpedo tube is a cylindrical device for launching torpedoes.
There are two main types of torpedo tube: underwater tubes fitted to submarines and some surface ships, and deck-mounted units (also referred to as torpedo launchers) installed aboa ...
s.[ Torpedoes can be fired simultaneously. The sub will be able to carry and launch underwater drones.][
]
See also
*Reis-class submarine
The ''Reis''-class submarines are a group of six license built submarines based on the Type 214 submarine for the Turkish Navy.
Project history
On 28 December 2006, the Undersecretariat for Defence Industries of the Turkish Ministry of National ...
* MILDEN submarine project
References
Submarines of Turkey
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