Data Quality88%
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
Seta-class gunboat
Category
Country
Production
1922–1923
Quantity
4
Operators
Conflicts
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
PATROL BOATS & FAST ATTACK CRAFT · INTERWAR PERIOD
21
PERFORMANCE/PRICE
58
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
◎Identification8MOD.8
- Hull ClassificationRiver gunboat
- Ship TypeRiver gunboat
- Builder / ShipyardMitsubishi, Kobe; Harima Shipbuilding
- Laid Down1922
- Launched1922
- Commissioned1923
- Ships in Class4
- In ServiceYes
◈Displacement2MOD.2
- Standard Displacement338 t
- Full Load Displacement338 t
▣Dimensions4MOD.4
- Length (overall)56.08 m
- Length (waterline)54.86 m
- Beam8.23 m
- Draft1.02 m
◇Complement1MOD.1
- Total Complement62
◆Propulsion7MOD.7
- Propulsion Type2 shafts
- Arrangement (CODAG/COGAG…)2 shafts
- Number of Engines2
- Shaft Power1,566 kW
- Shafts / Screws2
- Top Speed16 kn
- Range1,750
▤Gun Armament3MOD.3
- Main Gun Calibre76 mm
- Main Gun Count2
- Secondary Guns3 × 13.2 mm Hotchkiss M1929 machine guns
⬢Fleet Status3MOD.3
- Completed4
- Lost3
- Retired1
03 / History
SERVICE LIFESPANStill in Service
- 1922Production started
- 1923Production ended
- 1927First deployment: Chinese Civil War
104
years in service
1
years in production
4
units produced
3
countries operating
ⓘ The producing country still actively operates it.
04 / Conflicts
SETA-CLASS GUNBOAT · CONFLICTS SERVED IN0% win
Total Conflicts
1
Victories
0
Ongoing
0
Losses
0
ⓘ Shown only from conflicts recorded in our database.
06 / MASS Score
PATROL BOATS & FAST ATTACK CRAFT RANKING Patrol Boats & Fast Attack Craft · Interwar Period
MASS RANKINGSMASS ↗
248PATROL BOATS & FAST ATTACK CRAFT21INTERWAR PERIOD · PATROL BOATS & FAST ATTACK CRAFT364JAPAN · ALL WEAPONS335PERFORMANCE/PRICE · PATROL BOATS & FAST ATTACK CRAFT
ⓘ Rankings are within thePatrol Boats & Fast Attack Craftcategory.
📚 Sources