List of hull classifications

• AALC: Amphibious Assault Landing Craft • AARCS: Air Raid Report Control Ship • AASGP: Amphibious Assault Ship, General Purpose • AB: Crane Ship • ABD: Advance base dock • ABSD: Advance base section dock • ABU: Boom defence vessel • AC: Collier • ACM: Auxiliary Mine Layer • ACR: Armored cruiser (pre-1920) • ACS: Auxiliary crane ship • ACV: Auxiliary Aircraft Carrier (1942, now CVE) • AD: Destroyer tender • ADC: Ammunition Storage Cargo ship • ADG: Degaussing/Deperming Ship (ADG = Auxiliary Degaussing/Deperming General) • ADS: Air Defense Ship • AE: Ammunition ship • AEFS: Fleet replenishment ship • AEM: Ammunition Ship, Missile (retired) • AF: Reefer ship / Refrigerated ship • AFD: Auxiliary floating dry dock • AFDB: Large auxiliary floating dry dock • AFDL: Small auxiliary floating dry dock • AFDM: Medium auxiliary floating dry dock • AFDS: Auxiliary Fighter Directing Ship • AFS: Combat Stores Ship • AFSB: Afloat Forward Staging Base (also AFSB(I) for "interim", changed to ESB for Expeditionary Mobile Dock) • AG: Miscellaneous Auxiliary (AG = Auxiliary General) • AGB: Icebreaker • AGC: Auxiliary general communication ship, or amphibious force flagship (now LCC) • AGCL: Auxiliary General Communication (ship), Light • AGD: Dredge Ship • AGDE: Testing Ocean Escort • AGDS: Deep Submergence Support Ship • AGE: General Purpose Experimental Ship (AGE = Auxiliary General Experimental) • AGEH: Hydrofoil research ship • AGER: Environmental Research Ship • AGF: Miscellaneous Command Ship • AGFF: Testing Frigate • AGH: Weather Ship (AGH = Auxiliary General Hydrometeorology) • AGHS: Hydroplane research ship • AGI: Intelligence Collecting Ship (Spy ship, AGI = Auxiliary General Intelligence) • AGL: Mooring/buoy tender • AGM: Missile Range Instrumentation Ship • AGMR: Auxiliary Major Communication Relay Ship • AGOR: Oceanographic Research Ship • AGOS: Ocean Surveillance Ship • AGP: Patrol Craft Tender • AGR: Radar Picket Ship (retired) • AGS: Survey ship / Oveanographic Research Ship • AGSC: Coastal survey craft • AGSL: Auxiliary General Satellite Launching ship • AGSS: Auxiliary Submarine • AGT: Target ship (AGT = Auxiliary General Target) • AGTR: Technical research ship • AH: Hospital ship • AHC: Auxiliary Helicopter carrier • AHP: Medical Evacuation Ship • AIRIS: Aviation store issue ship • AK: Cargo Ship • AKA: Attack Cargo Ship (now LKA) • AKB: Cargo Ship, Barge • AKD: Cargo Ship, Dock (cargo dock ship) • AKE: Underway Replenishment Dry Cargo Ship • AKF: Float-on/Float-off (flo-flo) Ship • AKFBM: Fleet ballistic missile trial ship • AKI: Store Issue Ship • AKL: Cargo Ship, Light • AKN: Cargo Ship, Net laying • AKR: Vehicle Cargo Ship (Cargo Ship, Roll-on/Roll-off) • AKS: General stores issue ship • AKSS: Cargo submarine • AKV: Cargo Ship, Aircraft Transport • AKX: Container ship • AL: Auxiliary Lighter • AM: Minesweeper or MCM tender • AMb: Harbor Minesweeper • AMc: Coastal Minesweeper • AMCU: Underwater Mine Locater • AMh: Harbor Minesweeper • AMS: Motor Minesweeper • AMS: Multi Purpose Support Ship (JMSDF) • AN: Net Laying Ship • ANL: Net Laying Ship • AO: Fleet Oiler • AOE: Fast Combat Support Ship • AOG: Gasoline Tanker • AOL: Light replenishment oiler • AOR: Replenishment Oiler • AOS: Specialized Oiler/Tanker • AOS: Ocean Surveilance Ship (JMSDF) • AOSS: Submarine Oiler (retired) • AOT: Transport/Storage Oiler • AP: Transport • APA: Attack Transport (now LPA) • APB: Self-Propelled Barracks ship • APb: Base repair ship • APC: Transport, Coastal • APD: High Speed Transport (now LPR) • APF: Administrative flagship • APG: Coastal artillery supply ship • APH: Ambulance Transport • APL: Barracks Craft, non self-propelled • APM: Artillery Transport (1942, now LSD) • APN: Artillery Transport, non Self-Propelled • APP: Troop Barge • APR: Cargo ship, rescue / med evac • APS: Minelaying Submarine (retired) • APSS: Transport Submarine (retired) • APT: Troop transport • APV: Aircraft transport • APY: Large Y-boat (large Rigid-hulled inflatable boat) • AR: Repair ship • ARb: base repair ship • ARB: Repair Ship, Battle damage • ARC: Cable Repair Ship • ARD: Auxiliary Repair Dry Dock • ARDC: Auxiliary Repair Dry Dock, Concrete • ARDM: Medium Auxiliary Repair Dry Dock • ARG: Marine engine repair ship • ARH: Heavy repair ship (ARH = Auxiliary Repair, Heavy) • ARIS: Space exploration tracking ship • ARL: Small Repair Ship (ARL = Auxiliary Repair, Light) • ARM: Heavy machinery repair ship (ARM = Auxiliary Repair, Machinery, heavy) • ARR: Repair ship, radioactive • ARS: Rescue/Salvage Ship • ARSD: Salvage Lifting Ship • ARST: Auxiliary Rescue Salvage Tender • ARV: Aircraft repair ship • ARVA: Aircraft repair ship, airframe • ARVE: Aviation engine repair ship • ARVH: Helicopter repair ship • AS: Submarine tender • ASE: Submarine ammunition supply ship • ASE: Auxiliary Ship Experiment (JMSDF) • ASPB: Assault Support Patrol Boat • ASR: Submarine Rescue Ship • ASSA: Cargo Submarine • ASSP: Transport Submarine (retired) • AST: Tainning Support Ship (JMSDF) • ASU: Auxiliary Ship Utility (JMSDF) • ASY: Auxiliary vessel Special service Yacht (JMSDF) • AT: Ocean Going Tug • ATA: Auxiliary Ocean Tug • ATC: Armored Troop Carrier • ATF: Fleet Ocean Tug • ATL: Atlantic tank landing ship (1942, now LST) • ATO: Auxiliary Tug, Old • ATR: Rescue tug (ATR = Auxiliary Tug, Rescue) • ATS: Salvage and Rescue Ship • AV: Seaplane Tender • AVB: Aviation Logistics Support Ship • AVC: Large catapult lighter (for launching seaplanes) • AVD: Seaplane Tender Destroyer (retired) • AVG: Auxiliary Aircraft Ferry (1941-2, now CVE) • AVM: Missile trial ship • AVP: Seaplane Tender, light • AVR: Aircraft Rescue Ship • AVS: Helicopter training ship • AVT: Auxiliary Aircraft Landing Training Ship • AW: Distilling Ship • AWK: Water Tanker • AWT: Water Tanker • AX: Training ship • AXS: Training ship, sail • AXT: Training ship tender • AZ: Airship Tender (retired) ==B==

• B: Battleship (pre-1920) • BB: Battleship • BM: Monitor (retired) == C ==

• C: Cruiser (pre-1920 Protected Cruisers and Peace Cruisers) • CA: (first series) Cruiser (retired, composed all surviving pre-1920 Protected and Peace Cruisers) • CA: (second series) Heavy Cruiser, category later renamed Gun Cruiser (retired) • CAG: Heavy Cruiser, Guided Missile (retired) • CB: Large cruiser (retired) • CBC: Large Command Cruiser (retired, never used operationally) • CC: Battlecruiser (retired, never used operationally) • CC: (second usage) Command Cruiser (retired); cruiser • CG: Guided Missile Cruiser • CGN: Guided Missile Cruiser (Nuclear-Propulsion) • CL: Light Cruiser (retired) • CLAA: Antiaircraft Cruiser (retired) • CLG: Light Cruiser, Guided Missile (retired) • CLGN: Light Cruiser, Guided Missile (Nuclear propulsion) (retired) • CLK: Hunter-Killer Cruiser (abolished 1951) • CM: Minelayer • CMc: Coastal Minelayer • CS: Scout Cruiser (retired) • CSGN: Strike Cruiser (Proposed, never used operationally) • CV: Aircraft carrier • CVA: Attack Aircraft Carrier (retired) • CVB: Large Aircraft Carrier (category merged into CVA, 1952) • CVE: Escort aircraft carrier (retired) (1943-retirement of type) • CVHA: Assault Helicopter Aircraft Carrier (retired in favor of various L-series amphibious assault ship hull codes) • CVHE: Escort Aircraft Carrier, Helicopter (retired) • CVL: Light aircraft carrier (retired) • CVM: Aircraft Carrier Multirole (JMSDF) • CVN: Aircraft Carrier (Nuclear-Propulsion) • CVS: Antisubmarine Aircraft Carrier (retired) • CVT: Training Aircraft Carrier (changed to AVT (Auxiliary)) • CVU: Utility Aircraft Carrier (retired) == D ==

• D: Destroyer (pre-1920) • DD: Destroyer • DDE: Escort Destroyer (category abolished 1962) • DDG: Guided missile Destroyer • DDH: Helicopter Destroyer (JMSDF) • DDK: Hunter-Killer Destroyer (category merged into DDE, 4 March 1950) • DDR: Radar Picket Destroyer (retired) • DE: Destroyer Escort (World War II, later became Ocean Escort) • DE: Ocean Escort (abolished 30 June 1975) • DEG: Guided Missile Ocean Escort (abolished 30 June 1975) • DER: Radar Picket Destroyer Escort (abolished 30 June 1975) • DL: Destroyer Leader (later Frigate) (retired) • DLG: Guided Missile Frigate (abolished 30 June 1975) • DLGN: Guided Missile Frigate (Nuclear-Propulsion) (abolished 30 June 1975) • DM: Destroyer Minelayer (retired) • DMS: Destroyer Minesweeper (retired) • DSRV: Deep Submergence Rescue Vehicle • DSV: Deep Submergence Vehicle == E ==

• EMS: Expeditionary Medical Ship, a EPF modified into a hospital ship • ESD: Expeditionary Transfer Dock • ESB: Expeditionary Mobile Base (a variant of ESD, formerly AFSB) • EPF: Expeditionary Fast Transport == F ==

• FF: Frigate (retired) • FFG: Guided Missile Frigate • FFH: Fast Frigate Helo • FFL: Light frigate • FFR: Radar Picket Frigate (retired) • FFT: Frigate (Reserve Training) (retired) • FS: Corvette == I ==

• IX: Unclassified miscellaneous vessel • IXSS: Unclassified Miscellaneous Submarine == J ==

• JHSV: Joint High Speed Vessel (changed to EPF) == L ==

• LB: Landing Boat • LBE: Landing Barge, Emergency repair • LBP: Landing Boat, Personnel • LBS: Landing Barge, Support • LBV: Landing Boat, Vehicle • LC: Landing Craft • LCA: Landing Craft Assault • LCA(HR) Landing Craft Assault (Hedgerow) • LCAC: Landing Craft Air Cushioned • LCB: Landing Craft, Barge • LCC: Landing Craft, Command (WW2) • LCC: Landing Ship, Command (duplicate use) • LCE: Landing Craft, Emergency repair • LCEOP: Landing Craft, Engine Overhaul Party • LCF: Landing Craft, Flak • LCFF: Landing Craft, Flotilla Flagship • LCG: Landing Craft, Gun • LCGL: Landing Craft, Gun, Large • LCGM: Landing Craft, Gun, Medium • LCH: Landing Craft, Heavy • LCI: Landing Craft, Infantry • LCIFF: Landing Craft, Infantry, Flotilla Flagship • LCIFL: Landing Craft, Infantry, Flotilla Leader • LCIG: Landing Craft, Infantry, Gun • LCIL: Landing Craft, Infantry, Large • LCIM: Landing Craft, Infantry, Mortar • LCIR: Landing Craft, Infantry, Rocket • LCL: Landing Craft, Logistic • LCM: Landing Craft Mechanized • LCN: Landing Craft, Navigation • LCOCU: Landing Craft, Obstacle Clearing Unit • LCP: Landing Craft, Personnel • LCPA: Landing Craft, Personnel, Air-Cushioned • LCPL: Landing Craft, Personnel, Large • LCPM: Landing Craft, Personnel, Medium • LCPN: Landing Craft, Personnel, Nested • LCPP: Landing Craft, Personnel, Plastic • LCPR: Landing Craft, Personnel, Ramped • LCPS: Landing Craft, Personnel, Survey • LCRL: Landing Craft, Rubber, Large • LCPR: Landing Craft, Rubber, Rocket • LCRS: Landing Craft, Rubber, Small • LCRU: Landing Craft, Recovery Unit • LCS: Littoral Combat Ship • LCSL: Landing Craft, Support (Large) (World War II era) • LCSM: Landing Craft, Support, Medium • LCSR: Landing Craft, Support, Rocket • LCSS: Landing Craft, Support, Small • LCT: Landing Craft, Tank (World War II era) • LCTA: Landing Craft, Tank, Armored • LCU: Landing Craft, Utility • LCV: Landing Craft, Vehicle • LCVP: Landing Craft, Vehicle and Personnel • LES: Landing boat, support • LFS: Amphibious fire support ship • LHA: Landing Helicopter Assault • LHD: Landing Helicopter Dock • LKA: Amphibious Cargo Ship (out of commission) • LPA: Landing Platform, Amphibious • LPD: Amphibious Transport, Dock (aka Landing Platform, Dock) • LPH: Landing Platform, Helicopter (out of commission) • LPR: Amphibious transport, small • LPSS: Amphibious Transport Submarine (retired) • LSA: Landing Ship, Assault • LSB: Landing Ship, Bombardment • LSD: Landing Ship, Dock • LSF: Landing Ship, Flagship • LSFF: Landing Ship, Flotilla Flagship • LSH: Landing Ship, Heavy or Helicopter • LSHL: Landing Ship, Headquarter, Large • LSI: Landing Ship, Infantry • LSIG: Landing Ship, Infantry, Gun • LSIL: Landing Ship, Infantry (Large) (formerly LCIL) • LSIM: Landing Ship, Infantry, Medium • LSIR: Landing Ship, Infantry, Rocket • LSL: Landing Ship, Logistics • LSM: Landing Ship, Medium • LSMR: Landing Ship, Medium, Rocket • LSR: Landing Ship, Rocket • LSS: Landing Ship, Support • LSSL: Landing Ship, Support (Large) (formerly LCSL) • LST: Landing Ship, Tank • LSTH: Landing Ship, Tank, Hospital • LSU: Landing Ship, Utility • LSV: Landing Ship Vehicle • LWT: Amphibious Warping Tug == M ==

• MB: Motor Boat • MCM: Mine Countermeasures Ship • MCS: Mine Countermeasures Support Ship • MHA: Minehunter, Auxiliary • MHC: Minehunter, Coastal • MHI: Mine Hunter Inshore • MLC: Motorized Landing Craft • MLP: Mobile Landing Platform (changed to ESD) • MM: Minelayer • MMA: Minelayer, Auxiliary • MMC: Minelayer, Coastal • MMD: Minelayer, fast (formerly DM) • MMF: Minelayer, Fleet • MON: Monitor • MS: Minesweeper or Motor ship • MSA: Minesweeper, Auxiliary • MSB: Minesweeping Boat • MSC: Minesweeper, Coastal • MSD: Minesweeping drone • MSF: Minesweeper, Fleet • MSI: Minesweeper, Inshore • MSL: Minesweeper, Launch • MSM: Minesweeper, Medium • MSO: Minesweeper - Ocean • MSR: Minesweeper, Riverine • MSS: Minesweeper, Special • MST: Minesweeper, Tender (JMSDF) • MV: Merchant Vessel == N ==

• NR: Submersible Research Vehicle == P ==

• PACV: Patrol craft, air cushioned vehicle • PB: Patrol boat • PBR: Patrol boat, River • PC: Patrol craft, originally Sub chaser • PCC: Patrol craft, coastal • PCC: Submarine Chaser, Control • PCE: Patrol Escort • PCEC: Patrol Escort, Coastal • PCER: Patrol Escort, Rescue • PCF: Vietnam Patrol Craft Fast • PCH: Patrol craft, hydrofoil • PCS: Patrol Craft, Sweeper • PCSC: Patrol Craft, Submarine Chaser • PCV: Primary Control Vessel • PE: Eagle boat of World War I • PF: World War II frigate, based on British River class. • PFG: Original designation of USS Oliver Hazard Perry (FFG-7) • PG: Gunboat, later Patrol combatant • PG: Guided Missile Patrol Boat (JMSDF) • PGH: Patrol Combatant, Hydrofoil • PHM: Patrol, Hydrofoil Missile • PM: River Monitor • PR: Riverine gun ship • PT: Patrol torpedo boat • PTC: Patrol torpedo boat subchaser • PTF: Patrol torpedo boat, fast • PY: Seagoing gun ship • PT: Patrol Torpedo Boat (World War II) == S ==

• SC: Cruiser submarine (retired) • SF: Fleet Submarine (retired) • SM: Submarine Minelayer (retired) • SP: Section Patrol • SS: Attack Submarine (diesel-electric power) • SSA: Auxiliary/Cargo Submarine (diesel-electric power) • SSAN: Auxiliary/Cargo Submarine Nuclear • SSB: Ballistic Missile Submarine (diesel-electric power) • SSBN: Ballistic Missile Submarine Nuclear • SSC: Coastal Submarine (diesel-electric power), over 150 tons • SSG: Guided Missile Submarine (diesel-electric power) • SSGN: Guided Missile Submarine Nuclear • SSI: Attack Submarine (diesel air-independent propulsion) • SSK: Hunter-Killer/ASW Submarine (retired) • SSKN: Hunter-Killer/ASW Submarine Nuclear (retired) • SSM: Midget Submarine, under 150 tons • SSN: Attack Submarine Nuclear • SSO: Submarine Oiler (retired) • SSP: Submarine Transport (former use) • SSP: Attack Submarine (diesel air-independent power, later use, alternate use) • SSQ: Auxiliary Submarine, Communications (retired) • SSQN: Auxiliary Submarine, Communications Nuclear (retired) • SSR: Radar Picket Submarine (retired) • SSRN: Radar Picket Submarine Nuclear (retired) • SST: Training Submarine (diesel-electric power) • SSV: Submarine Aircraft Carrier (never used) == T ==

• TCD: Small LSD • TGB: Icebreaking Tug • TR: Torpedo Retriever • TSS: Training Submarine • TV: Training Vessel (JMSDF) • TWR: Torpedo Weapon Retriever == W ==

• W: United States Coast Guard == X ==

• X: Submersible Craft, also used to denote experimental craft. == Y ==

• YA: Ash lighter • YAGR: Oceanic radar station • YAGT: Target barge • YC: Open Lighter • YCD: Oil storage barge • YCF: Car Float • YCV: Aircraft Transportation Lighter • YD: Floating Crane • YDG: Degaussing tender • YDT: Diving Tender • YE: Ammunition storage barge • YF: Covered Lighter • YFB: Ferry Boat or Launch • YFD: Yard Floating Dry Dock • YFN: Covered Lighter (non-self propelled) • YFNB: Large Covered Lighter (non-self propelled) • YFND: Dry Dock Companion Craft (non-self propelled) • YFNX: Lighter (Special purpose) (non-self propelled) • YFP: Floating Power Barge • YFR: Refrigerated Cover Lighter • YFRN: Refrigerated Covered Lighter (non-self propelled) • YFRT: Range Tender • YFU: Harbor Utility Craft • YG: Garbage Lighter • YGN: Garbage Lighter (non-self propelled) • YH: Ambulance craft • YHB: House boat • YHLC: Heavy (salvage) lifting craft • YHT: Heading scow • YLA: Open lighter, landing • YLLC: Salvage Lift Craft • YM: Dredge • YMN: Dredge (non-self propelled) • YMS: Motor Minesweeper, Auxiliary • YMT: Motor tug • YN: Net tender • YND: Net tender, district • YNG: Gate Craft • YNT: Net Tender • YO: Fuel Oil Barge • YOG: Gasoline Barge • YOGN: Gasoline Barge (non-self propelled) • YON: Fuel Oil Barge (non-self propelled) • YOS: Oil Storage Barge • YP: Patrol Craft, Training • YPD: Floating Pile Driver • YR: Floating Workshop • YRB: Repair and Berthing Barge • YRBM: Repair, Berthing and Messing Barge • YRDH: Floating Dry Dock Workshop (Hull) • YRDM: Floating Dry Dock Workshop (Machine) • YRR: Radiological Repair Barge • YRST: Salvage Craft Tender • YSD: Seaplane Wrecking Derrick • YSR: Sludge Removal Barge • YT: Harbor Tug (craft later assigned YTB, YTM, or YTM classifications) • YTB: Large Harbor Tug • YTL: Small Harbor Tug • YTM: Medium Harbor Tug • YTR: Rescue tug • YTT: Torpedo Trials Craft • YV: UAV recovery craft • YW: Water Barge • YWD: Distilling craft • YWN: Water Barge (non-self propelled) == Z ==

• ZR: Rigid Airship • ZRCV: Rigid Airship Aircraft Carrier • ZRS: Rigid Airship Scout All other airships were aircraft, not commissioned ships. == See also ==