IDEF 2021: STM details small submarine design for foreign customer
The STM500 project is being developed at the behest of an unidentified foreign customer. (Image: STM)
The 42m STM500 will be armed with four torpedo tubes and includes SOF infil/exfil among its intended mission sets.
Turkish defence engineering company STM unveiled the conceptual design of small submarine prior to the IDEF 2021 exhibition.
The STM500 is a shallow water diesel-electric attack boat. The platform has a surfaced displacement of 485t, and when submerged displaces 540t. It is 42m long, with the diameter of the pressure hull measuring 4.2m. The submarine is expected to dive deeper than 250m. For power generation there will be two diesel engines plus lithium-ion batteries.
Calculated maximum speed is more than 18kt, with a 5kt cruise. STM500 has a range of 3,500NMi on diesel and 75NMi on batteries.
For a small submarine the
Already have an account? Log in
Want to keep reading this article?
Read this Article
Get access to this article with a Free Basic Account
- Original curated content, daily across air, land and naval domains
- 2 free stories per week
- Daily news round-up email service
- Access to all Decisive Edge email newsletters
Unlimited Access
Access to all our premium news as a Premium News 365 Member. Corporate subscriptions available.
- Original curated content, daily across air, land and naval domains
- 14-day free trial (cancel at any time)
- Unlimited access to all published premium news
More from IDEF 2021 News
-
![IDEF 2021: ASFAT unveils convertible version of Hisar OPV]()
IDEF 2021: ASFAT unveils convertible version of Hisar OPV
ASFAT's design concept envisages an extensive armament and sensor package that could be fitted to OPVs to enhance their capabilities in a conflict scenario,
-
![IDEF 2021: TAI reports progress on fixed- and rotary-wing programmes]()
IDEF 2021: TAI reports progress on fixed- and rotary-wing programmes
CEO announces 2023 milestone plans for Hürjet, TF-X and ATAK, while programme manager confirms ASW variant of Aksungur UAV will have sonobouy deployment capability.
-
![IDEF 2021: Turkish weapon systems debut on new Turkmenistan corvette]()
IDEF 2021: Turkish weapon systems debut on new Turkmenistan corvette
The Dearsan-designed Deniz Han is the first ship to be equipped with Aselsan's Gökdeniz CIWS, a navalised version of the Korkut tracked SP anti-aircraft gun.
-
![IDEF 2021: Meteksan introduces Kapan counter-drone system]()
IDEF 2021: Meteksan introduces Kapan counter-drone system
Improvements to the counter-drone system centre on improved C2 software and drone detection radar.
-
![IDEF 2021: Havelsan hopes Digital Troops will transform battlefield networking]()
IDEF 2021: Havelsan hopes Digital Troops will transform battlefield networking
Havelsan's new networked system concept for infantry combines training, exoskeletons and integrated unmanned systems.
-
![IDEF 2021: Roketsan pursues parallel development of heavy and lightweight torpedoes]()
IDEF 2021: Roketsan pursues parallel development of heavy and lightweight torpedoes
The AKYA heavy torpedo has undergone firing trials and will equip Turkish submarines, while Roketsan's developmental ORKA has surface- and air-launched applications.
