Los Angeles-Class (SSN) Attack Submarine Replacement Parts Directory

Los Angeles-class nuclear-powered fast-attack submarines (SSN 688) require precision-engineered mechanical assemblies, structural components, and mil-spec hardware to maintain underwater operational readiness. 

Operating under intense deep-sea hydrostatic pressure, propulsion loads, and acoustic stealth requirements, these US Navy undersea vessels demand strict adherence to defense logistics standards. Shipyard overhaul teams can cross-reference live database stock directly using verified NSN parts listings for urgent maintenance cycles.

Submarine System Categories & Component Sourcing

Our catalog organizes submarine hardware across critical shipboard operational domains:

  • Propulsion & Fluid Controls: High-pressure valves, pumps, strainers, and mechanical seals designed for nuclear propulsion support loops.
  • Acoustic & Hull Hardware: Anti-vibration mounts, specialized sound-dampening components, and corrosion-resistant fasteners engineered to preserve acoustic stealth.
  • Electrical & Combat Systems: Subsea wiring connectors, protective cable assemblies, and specialized junction hardware for sonar arrays and tactical systems.
  • Deck & Structural Fittings: Heavy-duty access hatch seals, hull integrity components, and wear-resistant profiles classified under relevant FSC.

Cross-Fleet Naval Logistics & Ship Directories

Defense contractors and naval MRO agencies managing multi-vessel drydock schedules can easily navigate across our specialized fleet inventories:

Strict Naval Quality Assurance & Approved Sourcing

To prevent supply chain disruptions, vendor facility compliance is verified against active CAGE code directories. Operating under strict AS9120B and ISO 9001:2015 quality protocols, Just NSN Parts strictly enforces a zero-tolerance No-China procurement policy. Every shipment delivered to defense MRO teams includes full manufacturer documentation and complete Certificates of Conformance (CoC) for reliable global deployment.

The following are the Los Angeles-class submarines currently deployed and their respective homeports:

  • USS Bremerton (SSN 698), Pearl Harbor, HI
  • USS Dallas (SSN 700), Groton, CT
  • USS La Jolla (SSN 701), Pearl Harbor, HI
  • USS City of Corpus Christi (SSN 705), Pearl Harbor, HI
  • USS Albuquerque (SSN 706), San Diego, CA
  • USS San Francisco (SSN 711), San Diego, CA
  • USS Houston (SSN 713), Pearl Harbor, HI
  • USS Norfolk (SSN 714), Norfolk, VA
  • USS Buffalo (SSN 715), Pearl Harbor, HI
  • USS Olympia (SSN 717), Pearl Harbor, HI
  • USS Providence (SSN 719), Groton, CT
  • USS Pittsburgh (SSN 720), Groton, CT
  • USS Chicago (SSN 721), Guam
  • USS Key West (SSN 722), Guam
  • USS Oklahoma City (SSN 723), Guam
  • USS Louisville (SSN 724), Pearl Harbor, HI
  • USS Newport News (SSN 750), Norfolk, VA
  • USS San Juan (SSN 751), Groton, CT
  • USS Pasadena (SSN 752), San Diego, CA
  • USS Albany (SSN 753), Norfolk, VA
  • USS Topeka (SSN 754), Portsmouth, NH
  • USS Scranton (SSN 756), Norfolk, VA
  • USS Alexandria (SSN 757), Portsmouth, NH
  • USS Asheville (SSN 758), San Diego, CA
  • USS Jefferson City (SSN 759), San Diego, CA
  • USS Annapolis (SSN 760), Groton, CT
  • USS Springfield (SSN 761), Groton, CT
  • USS Columbus (SSN 762), Pearl Harbor, HI
  • USS Santa Fe (SSN 763), Pearl Harbor, HI
  • USS Boise (SSN 764), Norfolk, VA
  • USS Montpelier (SSN 765), Norfolk, VA
  • USS Charlotte (SSN 766), Pearl Harbor, HI
  • USS Hampton (SSN 767), San Diego, CA
  • USS Hartford (SSN 768), Groton, CT
  • USS Toledo (SSN 769), Groton, CT
  • USS Tucson (SSN 770), Pearl Harbor, HI
  • USS Columbia (SSN 771), Pearl Harbor, HI
  • USS Greeneville (SSN 772), Pearl Harbor, HI
  • USS Cheyenne (SSN 773), Pearl Harbor, HI

The general characteristics of the Los Angeles-class submarine are as follows:

Builder Newport News Shipbuilding Co.; General Dynamics Electric Boat Division.
Date Deployed Nov 13, 1976 (USS Los Angeles)
Propulsion One nuclear reactor, one shaft
Length 360 feet (109.73 meters)
Beam 33 feet (10.06 meters)
Displacement Approximately 6,900 tons (7011 metric tons) submerged
Speed 25+ knots (28+ miles per hour, 46.3 +kph)
Crew 16 Officers; 127 Enlisted
Armament Tomahawk missiles, VLS tubes (SSN 719 and later), MK48 torpedoes, four torpedo tubes.


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