1 Propeller2 Upper rudder segment3 Aft anchor light4 Rudder and hydroplane actuating rods5 Starboard hydroplane6 Horizontal stabiliser7 Circulating water inlet, condenser cooling8 Lower rudder segment9 Retractable secondary propulsion motor10 Rudder and hydroplane hydraulic actuators11 Aft ballast tanks12 Hull aft pressure dome13 Portable ensign staff14 Technical office15 Propeller drive shaft thrust block and

flexible coupling16 Emergency propulsion motor17 Combining gearbox18 Main turbines19 Turbo generators20 Lubricating oil tank21 Pressure hull frames22 Condenser23 Feed tank24 HP air compressor

25 Chilled water plants26 Workshop27 Capstan28 Hinged cleats29 Engine room hatch30 Aft escape hatch31 Towed buoy32 Watertight bulkhead, typical33 Manoeuvring room34 Switchboard room35 Hydrogen storage bottles36 Air treatment unit37 AC/DC motor generator38 Diesel generators39 Reactor compartment40 Main steam valve41 Diesel engine exhaust duct42 Towed buoy winch43 Exhaust muffler44 Main access hatch45 Commanding Officer’s cabin46 Cooling tank

47 Diesel oil tank48 Air purification plant49 Junior ratings’ mess50 Air system main supply fan51 Mast well52 Mast hydraulic actuators53 Aft sonar54 Diesel exhaust55 Snort induction mast, fresh air56 Communications antennae masts57 Radar mast58 Attack periscope59 Search periscope60 Surface navigation position61 Forward sonar62 Diesel fuel-oil expansion tank63 Conning tower access64 Control room65 Galley

66 Garbage ejector compartment67 Data distribution racks68 Battery compartment69 Torpedo handling gear70 Weapons stowage compartment71 Senior ratings’ mess72 Junior ratings’ bathroom73 Senior ratings’ bunks74 Sonar equipment room75 Hull sonar glands76 Sonar housing77 Forward escape hatch78 Coxswain’s stores79 Dry provisions store

80 Junior ratings’ bunks81 Torpedo tubes82 Torpedo tube bow caps83 Retractable forward hydroplane84 Hydroplane hydraulic actuator85 Hull forward pressure dome86 CO2 absorption unit87 Weapon embarkation hatch88 Forward capstan

89 Hinged cleats90 Removable casing plates91 Retractable fairlead92 Number 2 main ballast tank93 Forward sonar housing

94 Anchor stowage and cable locker95 Anchor windlass96 Number 1 main ballast tank

The Trafalgar-class fleet submarine

SOURCE: Navy News