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: STM details small submarine design for foreign customer
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 ...
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