AVB Aviation Logistics Support Ship 航空勤務保障艦
Non-Combat Auxiliary Ships 非戰鬥輔助船
ACS Crane Ship 起重船
ADG Degaussing Vessel 消磁船
AFDB Large Floating Drydock 大型浮船塢
AFDL Small Floating Drydock 小型浮船塢
AFDM Medium Floating Drydock 中型浮船塢
AG Auxiliary, Generic/General use 輔助船（通用）
AGB Icebreaker 破冰船
AGDS Deep Submergence Support Ship 深潛支援船
AGFF Experimental Frigate 試驗船
AGH Helicopter Support Ship 直升機支援船
AGI Intelligence Gathering Ship 情報收集船
AGM Missile Range Instrumentation Ship 導彈靶場設備船
AGOR Oceanographic Research Ship 海洋調查船
AGOS Ocean Surveillance Ship 海洋監測船
AGS Surveying Ship 測量船
AK Cargo Ship 貨船
AKL Light Cargo Ship 小型貨船
AKR Roll-on/Roll-off Cargo Ship 滾裝船
AKV Aircraft Cargo Ship or Ferry 飛機運輸船/渡船
AP Personnel Transport Ship 人員運輸船
APL Floating Barracks 浮動營房
AN Net laying Ship 布網船
AOG Gasoline Tanker 汽油運輸船
ARC Cable Ship 布纜船
ARD Repair Dock 修船塢
ARDM Medium Repair Dock 中型修船塢
ARV Aircraft Repair Ship 飛機修理船
ARVA Aircraft Airframe Repair Ship 飛機機體修理船
ARVE Aircraft Engine Repair Ship 飛機引擎修理船
ATA Auxiliary Ocean Tug 輔助遠洋拖船
ATGB Large Icebreaking Tug 大型破冰拖船
ATF Fleet Tug 艦隊拖船
ATS Salvage Tug 救援拖船
AV Seaplane Tender 水上飛機供應船
AVP Small Seaplane Tender 小型水上飛機供應船
AVS Aviation Supply Ship 航空補給船
AW Distilling Ship 蒸餾水船
AY VIP Yacht VIP帆船
AX Training Vessel 訓練船
AXS Sail Training Vessel 航海訓練船
AZ Aerostat Tender 飛艇供應船
Support Craft 支援船
DSRV Deep Submergence Rescue Vehicle 深潛救助器
DSV Deep Submergence Vehicle 深潛器
Unclassified Miscellaneous 各式其他船舶
NR Nuclear Powered Research Submersible 核動力研究潛艇
SDV Swimmer Delivery Vehicle 上浮救生器
SLWT Side Loading Warping Tug 側絞式拖船
TWR Torpedo Retriever 魚雷回收船
WLB Seagoing Buoy Tender 遠海航標船
WLM Coastal Buoy Tender 沿岸航標
WLI Inland Buoy Tender 近岸航標船
WLIC Inland Construction Tender 近岸交通艇
WLR River Buoy Tender 江河航標船
YTL Small Harbor Tug 小型港口拖船
YAG Miscellaneous Service Craft 各類勤務船
YC Lighter 小船YCF Car Float 兩棲車輛
YCV Aircraft Transportation Lighter 小型飛機運輸船
YD Floating Crane 浮吊
YDT Diving Tender 潛水供應船
YF Covered Lighter 駁船
YFB Ferry 渡船
YFN Covered Lighter 駁船
YFNB Large Covered Lighter 大型駁船
YFND Dry Dock Companion Craft 幹船塢引導艇
YFNX Special Purpose Lighter 特種作業駁船
YFP Power Barge 機動駁船
YFRT Range Tender 靶場供應船
YFU Harbor Utility Craft 港口作業艇
YGN Garbage Barge 垃圾駁船
YLC Salvage Lift Craft 救助提升工作艇
YM Dredge 挖泥船
YMN Dredge 挖泥船
YNG Gate Craft 圍欄門艇
YO Oil Barge 油駁船
YOG Gasoline Barge 汽油駁船
YOGN Gasoline Barge 汽油駁船
YON Oil Barge 油駁船
YOS Oil Storage Barge 儲油駁船
YP Seamanship Training Craft 船舶駕駛訓練艇
YPD Pile Driver 打樁船
YPR Parasail Training Craft 高級航海訓練船
YR Repair Barge 修理駁船
YRB Repair and Berthing Barge 修理、住宿駁船
YRBM Repair, Berthing, and Messing Barge 修理、住宿、食堂駁船
YRDH Hull Repair Barge 船殼修理駁船
YRDM Machinery Repair Barge 機械修理駁船
YRM Missile Retriever 導彈回收船
YRR Radiological Repair Barge 無線電設備修理駁
YRST Salvage Craft Tender 救助艇供應船
YRT Torpedo Retriever 魚雷回收船
YSR Sludge Removal Barge 運泥駁船
YTB Large Tug 大型拖船
YTL Small Tug 小型拖船
YTT Torpedo Trials Craft 魚雷試驗艇
YW Water Barge 運水駁船