Roketsan Akya
Akya is a new-generation heavyweight torpedo developed by Roketsan for the Turkish Navy. As of 2021, its tests completed, and it went in serial production.[1] "Akya" is the Turkish name of Leerfish.[2]
| Akya | |
|---|---|
| Type | Heavyweight torpedo | 
| Place of origin | Turkey | 
| Service history | |
| Used by | Turkish Navy | 
| Production history | |
| Designer | Turkish Navy ArMerKom ("Research Center Command") | 
| Manufacturer | Roketsan | 
| Specifications | |
| Mass | 1,200 kg (2,600 lb) | 
| Length | 7 m (23 ft) | 
| Diameter | 533 mm (21.0 in) | 
| Warhead weight | 350–380 kg (770–840 lb) | 
Guidance system  | Wire-guided with fiber-optic cable | 
Launch platform  | Submarine | 
History
    
The heavyweight torpedo project was initiated by the ArMerKom ("Research Center Command") of the Turkish Navy in 2009. Roketsan was signed for the realization.[3] The serial production of Akya started in 2021 after the test firings successfully completed in 2020, which began by July 2013. It is planned that the Reis-class, Preveze-class and Gür-class submarines will be eqipped with Akya.[4] It will replace the torpedoes of type Mk 14, Mk 23, Mk 24 (Tigerfish) Mod.2 , Mk 37 Mod.2 & Mod.3 and SST-4 Mod.0.[5]
Features
    
Powered by a brushless DC electric motor and counter-rotating propellers using high-energy electrochemical batteries, Akya is able to achieve a speed exceeding 45 kn (83 km/h; 52 mph) and a range of more than 50 km (27 nmi). It has a proximity sensor and an underwater shock-insensitive warhead 350–380 kg (770–840 lb) in weight.[5] Externally wire-guided with a fiber-optic cable, the heavyweight torpedo has active/passive sonar head and is capable of acoustic countermeasure, wake homing.[1] The 1,200 kg (2,600 lb) heavy torpedo is 7 m (23 ft) long and has a diameter of 533 mm (21.0 in).[4][6][5]
See also
    
    
References
    
- "Akya" (in Turkish). Roketsan. Retrieved 26 March 2022.
 - "Akya Balığı – Lichia Amia" (in Turkish). Balık Net. Retrieved 30 March 2022.
 - Alemdar, Ahmet (25 January 2021). "TCG GÜR denizaltımızdan AKYA Ağır Torpido atışı yapıldı" (in Turkish). defence Turk. Retrieved 26 March 2022.
 - "Roketsan'dan AKYA ve ORKA torpidolarının menzil bilgisine revize" (in Turkish). SavunmaSanayiST.com. 8 May 2021. Retrieved 26 March 2022.
 - "AKYA Ağır Torpido" (in Turkish). Milli Savunma. 14 August 2018. Retrieved 30 March 2022.
 - Mehmet, Fatih (7 May 2021). "Milli ağır torpido AKYA'nın menzil bilgisi iki katına güncellendi: 30+km" (in Turkish). Defence Turk. Retrieved 26 March 2022.