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R-class submarine
Photo: Daniel Dunham · Wikimedia Commons · Public domain
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R-classsubmarine

Conventional Submarines · United States · 1918
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R-classsubmarine

R-class submarine
R-class submarine Photo: Daniel Dunham · Wikimedia Commons · Public domain
Origin United States
ManufacturerFore River Shipyard
CategoryConventional Submarines
EraWorld War I
In service1918–1919
Operators3 countries
Quantity27
Data Quality87%
01 / Overview
R-class submarine
Prime contractor
Production
1918–1919
Quantity
27
Operators
02 / Specs & Design
◎Identification5MOD.5
  • Hull Classificationsingle-hull
  • Submarine Typecoastal patrol submarine
  • Builder / ShipyardBethlehem Quincy, Bethlehem San Francisco, Lake Torpedo Boat Company, Electric Boat Company
  • Commissioned1918
  • Boats in Class27
◈Displacement5MOD.5
  • Surfaced Displacement583 t
  • Submerged Displacement695 t
  • Length56.7 m
  • Beam5.5 m
  • Draft4.7 m
▣Propulsion5MOD.5
  • PropulsionDiesel-Electric
  • Shaft Power656 kW
  • Propulsor Typediesel-electric
  • Top Speed (surfaced)12.5 kn
  • Top Speed (submerged)9.3 kn
◇Diving & Endurance2MOD.2
  • Test Depth61 m
  • Complement (crew)29
◆Armament2MOD.2
  • Torpedo Tubes4
  • Torpedo Tube Diameter533 mm
▤Production & Cost1MOD.1
  • Operators3
⬢Fleet Status3MOD.3
  • Completed27
  • Lost2
  • Retired25
03 / History
SERVICE LIFESPANRetired
  1. 1912Entered service
  2. 1918Production started
  3. 1919Production ended
  4. 1939First deployment: World War II
108
years in service
1
years in production
27
units produced
0
countries operating
ⓘ The producing country no longer actively operates it. 3 countries retired it.
04 / Operators
05 / MASS Score
Not enough weapon data to rank this category.
📖 TERMS ON THIS PAGE1terms
Propulsion system combining diesel engines to generate electricity, which powers electric motors driving the vessel's propellers.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources
📖 ENCYCLOPEDIA Browse the Conventional Submarines entry →