Data Quality84%
MASS(Military Archive Scoring System)
ⓘ Regardless of era, the same scoring system applies to all units in the mine countermeasures vessels (mcm) category.
01 / Overview
Puupää-class minesweeper
Country
Production
1955–1957
Quantity
6
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
MINE COUNTERMEASURES VESSELS (MCM) · EARLY COLD WAR
29
PERFORMANCE/PRICE
44
UNIT COST (2025 USD)
—
ⓘ Performance/Price and MASS score are computed across all units in the mine countermeasures vessels (mcm) category, regardless of era.
02 / Specs & Design
◎Identification7MOD.7
- Hull ClassificationMinesweeper
- Ship TypeMinesweeper
- BuilderValmet
- Commissioned1955
- Ships in Class6
- RoleMinesweeping
- In ServiceNo
◈Displacement & Dimensions4MOD.4
- Light Displacement92 t
- Length26.5 m
- Beam6 m
- Draft1.8 m
▣Propulsion5MOD.5
- Propulsion TypeDiesel
- Shaft Power440 kW
- Top Speed10 kn
- Range500
- Complement (crew)12
◇Self-Defense1MOD.1
- Main Gun20 mm cannon
◆Fleet Status1MOD.1
- Retired6
03 / History
SERVICE LIFESPANStill in Service
- 1955Production started
- 1957Production ended
71
years in service
2
years in production
6
units produced
1
countries operating
ⓘ The producing country still actively operates it.
05 / MASS Score
MINE COUNTERMEASURES VESSELS (MCM) RANKING Mine Countermeasures Vessels (MCM) · Early Cold War
MASS RANKINGSMASS ↗
112MINE COUNTERMEASURES VESSELS (MCM)29EARLY COLD WAR · MINE COUNTERMEASURES VESSELS (MCM)80FINLAND · ALL WEAPONS154PERFORMANCE/PRICE · MINE COUNTERMEASURES VESSELS (MCM)
ⓘ Rankings are within theMine Countermeasures Vessels (MCM)category.
📚 Sources