Block III
E649421
Block III is a production variant of the U.S. Navy’s Virginia-class nuclear-powered attack submarines that incorporates significant design changes to improve capability and reduce construction costs.
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
Virginia-class submarine variant
ⓘ
submarine production block ⓘ |
| belongsToProgram | U.S. Navy attack submarine modernization program ⓘ |
| constructionSite |
General Dynamics Electric Boat
NERFINISHED
ⓘ
Huntington Ingalls Industries Newport News Shipbuilding NERFINISHED ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| designChange |
increased use of modular construction techniques
ⓘ
integration of Virginia Payload Tubes in bow ⓘ reconfigured torpedo room ⓘ redesigned bow ⓘ reduced number of large sonar arrays in bow ⓘ reduced parts count compared to earlier blocks ⓘ replacement of 12 individual vertical launch system tubes with 2 large-diameter payload tubes ⓘ replacement of traditional sonar sphere with Large Aperture Bow array ⓘ revised bow sonar and weapons layout ⓘ structural changes to simplify construction ⓘ use of water-backed Large Aperture Bow sonar array ⓘ |
| designGoal |
improved capability
ⓘ
reduced construction costs ⓘ |
| designObjective |
enhanced littoral and open-ocean capability
ⓘ
improved lifecycle affordability ⓘ |
| hasComponent |
Large Aperture Bow sonar array
ⓘ
Virginia Payload Tubes NERFINISHED ⓘ two large-diameter payload tubes in bow ⓘ |
| introducedAs | third major production block of Virginia-class submarines ⓘ |
| mission |
anti-submarine warfare
ⓘ
anti-surface warfare ⓘ intelligence, surveillance, and reconnaissance ⓘ mine warfare ⓘ special operations support ⓘ strike warfare ⓘ |
| navalArchitectureChange | bow section redesign to incorporate payload tubes and LAB sonar ⓘ |
| operator | United States Navy ⓘ |
| partOf | Virginia-class submarine program NERFINISHED ⓘ |
| predecessor |
Block I
ⓘ
Block II NERFINISHED ⓘ |
| propulsion | nuclear-powered ⓘ |
| replacesFeatureOf | 12-tube individual vertical launch system of earlier Virginia blocks ⓘ |
| role | multi-mission attack submarine ⓘ |
| serviceBranch | United States Navy Submarine Force NERFINISHED ⓘ |
| submarineClass | Virginia class NERFINISHED ⓘ |
| submarineType | attack submarine ⓘ |
| successor |
Block IV
NERFINISHED
ⓘ
Block V NERFINISHED ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.