---- united kingdom ---- Aircraft Carrier ............ Audacious class Aircraft Carrier ............ Centaur class Aircraft Carrier ............ Colossus class Aircraft Carrier ............ Courageous class Aircraft Carrier ............ Illustrious class Aircraft Carrier ............ Implacable class Aircraft Carrier ............ Improved Centaur class Aircraft Carrier ............ Majestic class Aircraft Carrier ............ Modified Centaur class Aircraft Carrier ............ Nairana class Aircraft Carrier V STOL ............ Invincible class Aircraft Carrier V STOL ............ Queen Elizabeth class Helicopter Carrier ............ Argus class Helicopter Carrier ............ Engadine class Helicopter Carrier ............ Lofoten class Helicopter Carrier ............ Tiger conversion class Cruiser ............ Crown Colony class Cruiser ............ Fiji class Cruiser ............ Tiger class Guided-Missile Destroyer ............ County class Guided-Missile Destroyer ............ Type 42 (Batch 1 and 2) class Guided-Missile Destroyer ............ Type 42 (Batch 3) Guided-Missile Destroyer ............ Type 45 Daring class Guided-Missile Destroyer ............ Type 82 Bristol class Destroyer ............ Daring class Destroyer ............ Later Battle class Guided-Missile Frigate ............ Type 26 City class Frigate ............ Broad Beam Leander class Frigate ............ Exocet Leander class Frigate ............ Ikara Leander class Frigate ............ Leander (mod) class Frigate ............ Leander class Frigate ............ River (RN Group II) class Frigate ............ Seawolf Leander class Frigate ............ Towed Array Exocet Leander class Frigate ............ Type 12 Rothesay class Frigate ............ Type 15 class Frigate ............ Type 21 Amazon class Frigate ............ Type 22 (Batch 1) Broadsword class Frigate ............ Type 22 (Batch 2) Boxer class Frigate ............ Type 22 (Batch 3) Cornwall class Frigate ............ Type 23 Duke class Frigate ............ Type 26 class Frigate ............ Type 31 Inspiration class Frigate ............ Type 61 Salisbury class Frigate ............ Type 81 Tribal class Corvette ............ Castle class patrol vessel Corvette ............ Modified River class Corvette ............ Port of Spain class Corvette ............ River (Batch 2) class Corvette ............ River class Corvette ............ Triton class Assault Carrier ............ Ocean class Landing Ship/Platform Dock ............ Albion class Landing Ship/Platform Dock ............ Bay class Landing Ship/Platform Dock ............ Fearless class Landing Ship/Platform Dock ............ LST(3) class Landing Ship/Platform Dock ............ Round Table class Support Ship ............ Abdiel class Support Ship ............ Castle class Support Ship ............ Challenger class Support Ship ............ Early Tide class Support Ship ............ Echo class Support Ship ............ Endurance (1967) Support Ship ............ Fort I class (1978) Support Ship ............ Fort II class (1992) Support Ship ............ Galatea class Support Ship ............ Hecla class Support Ship ............ Improved Tide class Support Ship ............ Ness class Support Ship ............ OL class Support Ship ............ Patricia class Support Ship ............ Point class Support Ship ............ Protector (2011) class Support Ship ............ Protector class Support Ship ............ Regent class Support Ship ............ Retainer class Support Ship ............ Rover class Support Ship ............ RRS Ernest Shackleton Support Ship ............ RRS Sir David Attenborough Support Ship ............ Scott class Support Ship ............ Somersby class Support Ship ............ Tide class Support Ship ............ Triumph class Support Ship ............ Vidal class Support Ship ............ Wave class Icebreakers ............ Polar Circle class Others ............ OSV Northern River ------------- Also used ------------- CA ... Support Ship ........... Canadian Fort class SE ... Support Ship ........... Diligence class RO ... Support Ship ........... MRSO (1) class PL ... Support Ship ........... Reliant class (1983) --More-- ---- Type 21 Amazon class ---- Royal Navy ----- F169 HMS Amazon Royal Navy ----- F170 HMS Antelope Royal Navy ----- F171 HMS Active Royal Navy ----- F172 HMS Ambuscade Royal Navy ----- F173 HMS Arrow Royal Navy ----- F174 HMS Alacrity Royal Navy ----- F184 HMS Ardent Royal Navy ----- F185 HMS Avenger Pakistan Navy ----- D-181 PNS Tariq Pakistan Navy ----- D-182 PNS Babur Pakistan Navy ----- D-183 PNS Khaibar Pakistan Navy ----- D-184 PNS Badr Pakistan Navy ----- D-185 PNS Tippu Sultan Pakistan Navy ----- D-186 PNS Shahjahan --More--
1977 to 1994 F174 HMS Alacrity
Aeropuerto Hato assigned to 815 Squadron 
Karachi Naval Base air search radar DA08 modernisation refit by KESW until 2002, replaced air search radar and chaff countermeasures and augmented armament with 30mm guns.