4.5-inch Mark 8 naval gun | |
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![]() 4.5-inch Mk 8 Mod 1 naval gun on HMS Defender. The multi-faceted gunhouse is designed to reduce radar cross section. | |
Type | Naval gun |
Place of origin | United Kingdom |
Service history | |
In service | 1972–present |
Wars | Falklands War Invasion of Iraq 2003 2011 military intervention in Libya |
Production history | |
Designer | Mod 0 : Royal Armament Research and Development Establishment Mod 1 : Royal Ordnance Defence |
Variants | Mod 0, Mod 1 |
Specifications | |
Barrel length | 244.75 inches (6.217 m) bore (55 calibres) |
Shell | 113 x 700mmR Fixed QF 46 pounds (21 kg) HE |
Calibre | 4.45-inch (113 mm)[1] |
Rate of fire | 25 rounds per minute automatic |
Maximum firing range | 27.5 kilometres (17.1 mi)[2] |
The 4.5 inch Mark 8 is a British naval gun system which currently equips the Royal Navy's destroyers and frigates, and some British destroyers and frigates sold to other countries.
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