Data Quality83%
MASS(Military Archive Scoring System)
ⓘ Regardless of era, the same scoring system applies to all units in the corvettes category.
01 / Overview
Arnala-class corvette
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
CORVETTES · COLD WAR
22
PERFORMANCE/PRICE
78
UNIT COST (2025 USD)
—
ⓘ Performance/Price and MASS score are computed across all units in the corvettes category, regardless of era.
02 / Specs & Design
◎Identification5MOD.5
- Hull ClassificationPetya III-class
- Ship TypeAnti-submarine corvette
- Builder / ShipyardSoviet shipyards
- Ships in Class11
- In ServiceYes
◈Displacement2MOD.2
- Standard Displacement950 t
- Full Load Displacement1,150 t
▣Dimensions3MOD.3
- Length (overall)81.8 m
- Beam9.2 m
- Draft2.9 m
◇Complement1MOD.1
- Total Complement90
◆Propulsion9MOD.9
- PropulsionCODAG
- Arrangement (CODAG/COGAG…)2 shaft CODAG with 2 gas turbines (30,000 hp) and 1 diesel (6,000 hp)
- Number of Engines3
- Shaft Power36,000 kW
- Shafts / Screws2
- Top Speed30 kn
- Cruise Speed10 kn
- Range4,870
- Nuclear-PoweredNo
▤Gun Armament3MOD.3
- Main Gun2 × AK-726 76mm guns
- Main Gun Calibre76 mm
- Main Gun Count4
⬢Missile Armament3MOD.3
▲Underwater Warfare4MOD.4
- Torpedo Tubes3
- ASW CapabilityYes
- Hull-Mounted SonarYes
- Towed Array SonarNo
◎Aviation5MOD.5
- Embarked Helicopters0
- HangarNo
- Flight DeckNo
- Fixed-Wing Aircraft0
- UAV CapabilityNo
◈Sensors & Combat Systems5MOD.5
- Air-Search RadarDon-2, Slim Net
- Surface / Fire-Control RadarHawk Screech
- Phased-Array RadarNo
- Aegis / EquivalentNo
- Electronic WarfareNo
▣Survivability5MOD.5
- CBRN CitadelNo
- DegaussingNo
- Hull MaterialSteel
- Stealth ShapingNo
- Automated Damage ControlNo
◇Fleet Status7MOD.7
- Completed11
- Under Construction0
- Planned11
- Cancelled0
- Lost1
- Retired10
- Preserved0
◆Armour1MOD.1
- Armour5mm hull (inferior quality)
03 / History
SERVICE LIFESPANStill in Service
- 1968Production started
- 2003Production ended
58
years in service
35
years in production
11
units produced
1
countries operating
ⓘ The producing country still actively operates it.
05 / MASS Score
CORVETTES RANKING Corvettes · Cold War
MASS RANKINGSMASS ↗
ⓘ Rankings are within theCorvettescategory.
📖 TERMS ON THIS PAGE3terms
Anti-Submarine Warfare. Capability to detect, track, and engage submarines.
Combined diesel-electric and gas propulsion system integrating diesel engines for cruising and gas turbines for high-speed operation.
Sonar system installed on the hull of a ship, used for underwater detection and navigation by emitting and receiving sound waves.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources