Specifications - Duke Class (Type 23) Frigates, United Kingdom
| Crew | 174 with 12 officers |
| Dimensions | |
| overall length | 133 metres |
| length at waterline | 123 metres |
| Beam | 16.1 metres |
| beam at waterline | 15 metres |
| Displacement, standard load | 3500 tons |
| Displacement, full load | 4500 tons |
| Propulsion | Diesel-electric and gas (CODLAG) system |
| gas turbines | 2 rolls royce spey SM1A, 34000 hp |
| electric motors | 2 gec 1.5 MW, 4400 hp |
| auxiliary diesels | 4 GEC-alsthom paxman valenta 12 RP2000CZ, 7000 hp |
| Performance | |
| Speed | 28 knots |
| speed (with diesel-electric motors) | 15 knots |
| range at 15 knots | 7800 miles |
| weapon systems | harpoon surface to surface missiles, 2 quadruple launchers |
| vertical launch seawolf (gws 26 mod 1 VLS) surface to air missile system | |
| bae systems 114mm mk 8 mod 0/mod 1 gun | |
| two british Aerospace/oerlikon 30 mm guns | |
| four 324 mm torpedo tubes, stingray torpedoes | |
| Aviation | 1 lynx or 1 merlin helicopter |
| Featured Suppliers | |
|---|---|
| Bainbridge International - Flame Retardant Protection Systems | |
| Cloudis - Ship Cable Installation and Planning Software | |
| Converteam - Naval Electric Power and Propulsion Packages | |
| Gresham Power Electronics - Static Frequency Converters, DC Distribution Systems, UPS Systems, Battery Chargers and Battery Support Systems | |
| Icore International - Electrical and Fluid Interconnect Systems for Naval Applications | |
| Parkburn Precision Handling Systems - Military Winches and Naval Handling Systems | |
| Rolls-Royce - Marine Propulsion Solutions | |
| Ultra Electronics - Sonar and Communication Systems | |
| Varivane Industries - Fabricated Ship Furniture and Fittings | |
| Weir Strachan & Henshaw - Weapon Handling, Launch and System Integration Equipment | |
| Whippendell Marine - Motor Control Starters, Plant Automation and Aviation Ground Power | |
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