Data Quality86%
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
No.7-class minesweeper
Country
Prime contractor
Production
1937–1939
Quantity
6
Operators
Conflicts
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
MINE COUNTERMEASURES VESSELS (MCM) · INTERWAR PERIOD
5
PERFORMANCE/PRICE
87
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
- BuilderMaizuru Naval Arsenal, Mitsui Engineering & Shipbuilding Tama Shipyard, IHI Corporation Tōkyō Ishikawajima Shipyard, Uraga Dock Company
- Commissioned1938
- Ships in Class6
- Rolemine countermeasures
- In ServiceYes
◈Displacement & Dimensions4MOD.4
- Light Displacement630 t
- Length72.5 m
- Beam7.85 m
- Draft2.6 m
▣Capacity3MOD.3
- Well DeckNo
- Landing Craft Carried0
- Ro-Ro CapabilityNo
◇Propulsion5MOD.5
- Propulsion Typereciprocating steam
- Shaft Power2,833 kW
- Top Speed20 kn
- Range2,000
- Complement (crew)98
◆Aviation4MOD.4
- Embarked Helicopters0
- HangarNo
- Flight DeckNo
- Fixed-Wing / VSTOL0
▤Self-Defense3MOD.3
- Main Gun120 mm L/45 naval gun
- Electronic WarfareNo
- Decoy LaunchersNo
⬢Fleet Status7MOD.7
- Completed6
- Under Construction0
- Planned6
- Cancelled0
- Lost5
- Retired1
- Preserved0
▲Armour1MOD.1
- Armour}}
03 / History
SERVICE LIFESPANStill in Service
- 1937Production started
- 1939Production ended
89
years in service
2
years in production
6
units produced
1
countries operating
ⓘ The producing country still actively operates it.
04 / Conflicts
NO.7-CLASS MINESWEEPER · CONFLICTS SERVED IN0% win
Total Conflicts
1
Victories
0
Ongoing
0
Losses
0
ⓘ Shown only from conflicts recorded in our database.
06 / MASS Score
MINE COUNTERMEASURES VESSELS (MCM) RANKING Mine Countermeasures Vessels (MCM) · Interwar Period
MASS RANKINGSMASS ↗
112MINE COUNTERMEASURES VESSELS (MCM)5INTERWAR PERIOD · MINE COUNTERMEASURES VESSELS (MCM)375JAPAN · ALL WEAPONS28PERFORMANCE/PRICE · MINE COUNTERMEASURES VESSELS (MCM)
ⓘ Rankings are within theMine Countermeasures Vessels (MCM)category.
📚 Sources