Data Quality84%
MASS(Military Archive Scoring System)
ⓘ Regardless of era, the same scoring system applies to all units in the midget / coastal submarines category.
01 / Overview
Yono-class midget submarine
Category
Country
Production
1965–
Quantity
36
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
MIDGET / COASTAL SUBMARINES · COLD WAR
6
PERFORMANCE/PRICE
48
UNIT COST (2025 USD)
—
ⓘ Performance/Price and MASS score are computed across all units in the midget / coastal submarines category, regardless of era.
02 / Specs & Design
◎Identification7MOD.7
- Hull ClassificationMidget submarine
- Submarine TypeMidget / Coastal Submarines
- Builder / ShipyardYukdaeso-ri Naval Shipyards
- Laid Down1965
- Commissioned1965
- Boats in Class36
- In ServiceYes
◈Displacement & Dimensions5MOD.5
- Surfaced Displacement76 t
- Submerged Displacement120 t
- Length20 m
- Beam2.75 m
- Draft1.6 m
▣Propulsion5MOD.5
- PropulsionDiesel
- Nuclear-PoweredNo
- Air-Independent Propulsion (AIP)No
- Top Speed (surfaced)18.5 kn
- Top Speed (submerged)4 kn
◇Diving & Endurance1MOD.1
- Complement (crew)8
◆Armament6MOD.6
- Torpedo Tubes2
- Torpedo Tube Diameter533 mm
- Cruise MissilesNo
- Ballistic Missiles (SLBM)No
- Anti-Ship MissilesYes
- Mine-Laying CapableYes
▤Stealth1MOD.1
⬢Production2MOD.2
- First of Class1965
- Operators2
▲Fleet Status3MOD.3
- Completed36
- Active36
- Under Construction36
03 / History
SERVICE LIFESPANStill in Service
- 1965Production started
61
years in service
36
units produced
2
countries operating
ⓘ The producing country still actively operates it.
05 / MASS Score
MIDGET / COASTAL SUBMARINES RANKING Midget / Coastal Submarines · Cold War
MASS RANKINGSMASS ↗
30MIDGET / COASTAL SUBMARINES6COLD WAR · MIDGET / COASTAL SUBMARINES24NORTH KOREA · ALL WEAPONS37PERFORMANCE/PRICE · MIDGET / COASTAL SUBMARINES
ⓘ Rankings are within theMidget / Coastal Submarinescategory.
📖 TERMS ON THIS PAGE3terms
Anti-ship missiles are guided missiles designed to engage and destroy naval vessels. They are typically used by aircraft, ships, or submarines to attack enemy ships.
Type of internal combustion engine fuel, refined from crude oil.
Laying explosive mines underwater from a submarine.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources