Data Quality87%
MASS(Military Archive Scoring System)
ⓘ Regardless of era, the same scoring system applies to all units in the patrol boats & fast attack craft category.
01 / Overview
Type 037 submarine chaser
Category
Country
Production
1964–1982
Quantity
100
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
PATROL BOATS & FAST ATTACK CRAFT · COLD WAR
47
PERFORMANCE/PRICE
78
UNIT COST (2025 USD)
—
ⓘ Performance/Price and MASS score are computed across all units in the patrol boats & fast attack craft category, regardless of era.
02 / Specs & Design
◎Identification6MOD.6
- Hull ClassificationHainan class
- Ship Typesubmarine chaser
- Laid Down1964
- Commissioned1964
- Ships in Class100
- In ServiceYes
◈Displacement2MOD.2
- Light Displacement430 t
- Full Load Displacement497.84 t
▣Dimensions3MOD.3
- Length (overall)58.77 m
- Beam7.2 m
- Draft2.2 m
◇Complement1MOD.1
- Total Complement70
◆Propulsion9MOD.9
- Propulsion Type4 shafts
- Arrangement (CODAG/COGAG…)4 diesel engines, 4 shafts
- Number of Engines4
- Shaft Power6,565 kW
- Shafts / Screws4
- Top Speed30.5 kn
- Cruise Speed14 kn
- Range2,000
- Nuclear-PoweredNo
▤Gun Armament4MOD.4
- Main GunType 66 57mm (2x2)
- Main Gun Calibre57 mm
- Main Gun Count4
- Secondary GunsType 61 25mm AAA (2x2)
⬢Missile Armament3MOD.3
▲Underwater Warfare3MOD.3
◎Aviation5MOD.5
- Embarked Helicopters0
- HangarNo
- Flight DeckNo
- Fixed-Wing Aircraft0
- UAV CapabilityNo
◈Sensors & Combat Systems5MOD.5
- Air-Search RadarType 351 Radar "Pot Head"
- Surface / Fire-Control RadarType 351 Radar "Pot Head"
- Phased-Array RadarNo
- Aegis / EquivalentNo
- Electronic WarfareNo
▣Survivability5MOD.5
- CBRN CitadelNo
- DegaussingNo
- Hull Materialsteel
- Stealth ShapingNo
- Automated Damage ControlNo
◇Fleet Status5MOD.5
- Completed100
- Active67
- Under Construction0
- Cancelled0
- Lost1
03 / History
SERVICE LIFESPANStill in Service
- 1964Production started
- 1982Production ended
62
years in service
18
years in production
100
units produced
1
countries operating
ⓘ The producing country still actively operates it. 6 countries retired it.
04 / Operators
Operator Countries7country
Type 037 submarine chaserSALES2records
| Year | Buyer | Quantity | Amount | Present Value (2025) |
|---|---|---|---|---|
| — |  Bangladesh | — | — | — |
| — |  Egypt | 8 | — | — |
ⓘ "Present Value" is an estimated amount adjusted for inflation.
05 / MASS Score
PATROL BOATS & FAST ATTACK CRAFT RANKING Patrol Boats & Fast Attack Craft · Cold War
MASS RANKINGSMASS ↗
158PATROL BOATS & FAST ATTACK CRAFT47COLD WAR · PATROL BOATS & FAST ATTACK CRAFT339PEOPLE'S REPUBLIC OF CHINA · ALL WEAPONS66PERFORMANCE/PRICE · PATROL BOATS & FAST ATTACK CRAFT
ⓘ Rankings are within thePatrol Boats & Fast Attack Craftcategory.
📖 TERMS ON THIS PAGE2terms
Anti-Submarine Warfare. Capability to detect, track, and engage submarines.
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