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Cacertian 130mm RN-SB Naval Gun: Difference between revisions

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{{WIP}}
{{Infobox Weapon
{{Infobox Weapon
|name            = Royal Navy Secondary Battery (RN-SB)
|name            = Royal Navy Secondary Battery (RN-SB)
|image          = [[Image:Flickr - Official U.S. Navy Imagery - Russian navy destroyer fires the AK-130-MR-184130 mm gun at a distant target during a gunnery exercise.jpg|300px]]
|image          = [[Image:Cacertian130mmRNSBNavalGun.jpg|300px]]
|caption        = The forward turret of the HMS ''Cora'' opening fire during the [[Refusal War]].
|caption        = The forward turret of the HMS ''Cora'' opening fire during the [[Refusal War]].
|origin          = {{flagicon|Cacerta}}
|origin          = {{flag|Cacerta}}
|type            = Naval gun
|type            = Naval gun
<!-- Type selection -->
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<!-- Production history -->
<!-- Production history -->
|designer        =  
|designer        =  
|design_date    = 1979
|design_date    = 1968
|manufacturer    = [[Royal Shipbuilders of Cacerta|CNRC Ordnance Bureau]]
|manufacturer    = [[Royal Shipbuilders of Cacerta|CNRC Ordnance Bureau]]
|production_date = 1971 – present
|production_date = 1971 – present
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==Service History==
==Service History==
The RN-SB series and its variants have been included aboard the majority of the Royal Navy’s current families of cruisers and destroyers. They were first employed in combat during the [[Refusal War]], used against surface combatants, some aircraft, and land targets. It was also later see limited service during the [[FedCom Civil War]]
The RN-SB series and its variants have been included aboard the majority of the Royal Navy’s current families of cruisers and destroyers. They were first employed in combat during the [[Refusal War]], used against surface combatants, some aircraft, and land targets. It would also later see limited service during the [[FedCom Civil War]]


[[Category:Cacerta]]
[[Category:Cacerta]]

Latest revision as of 04:30, 17 January 2022

Royal Navy Secondary Battery (RN-SB)
Cacertian130mmRNSBNavalGun.jpg
The forward turret of the HMS Cora opening fire during the Refusal War.
TypeNaval gun
Place of origin Cacerta
Service history
In service1971 – present
Used byCRNEnsign.png Cacertian Royal Navy
WarsRefusal War
FedCom Civil War
Midsummer War
Production history
Designed1968
ManufacturerCNRC Ordnance Bureau
Produced1971 – present
VariantsSBI, SBII, SBIII
Specifications
Weight21.7 tons
Length9.1 meters
Barrel length7.1 meters

ShellSeparate-loading, case charge
Shell weight52.8 kg
Caliber130 mm
ActionAutomatic
Elevation-15° to 85°
TraverseUp to 360°
Rate of fire40 rpm
Muzzle velocity760 m/s
Effective firing range24,000 meters
Maximum firing range28,700 meters

The Royal Navy Secondary Battery is a Cacertian multi-role, automatic, rapid-firing naval gun that was developed in the very early 1970s for the Cacertian Royal Navy. Capable of engaging surface warships, aircraft, and land targets, the RN-SB and its subsequently developed variants serve as the primary gun armament for the majority of the Royal Navy’s current destroyers and cruisers. It is expected to serve well into the future.

Description

The proposal for the RN-SB began in the 1960s as the CRN began moving away from primarily gun-armed cruisers and destroyers towards new guided-missile technology. The Kaisadri-class cruisers, which were launched in 1957, were entirely missile-armed ships. Although their performance was not unsatisfactory, traditional naval commanders of the Royal Navy believed it would be pertinent to arm subsequent destroyers and cruiser with a multi-role gun should a ships’ guidance systems be knocked out in battle

Partially developed from the 150mm RN-QF naval gun, the RN-SB possesses greater accuracy and a very high rate of fire at the cost of greater weight. The fully-automated loading system in the RN-SB naval guns allow them to fire at a consistent rate of 40 rpm with testing showing it can exceed this standard to fire up to 90 rpm, although such a high rate of fire causes severe stress on the weapon system.

The fire-control system in conjunction with a dual-band radar allows the RN-SB the capability of targeting surface combatants, coastal targets for shore bombardment, as well as aircraft. It is also capable of simultaneously targeting two targets within 40 kilometers and can acquire a target as far as 75 kilometers away.

In 2017, the CNRC Ordnance Bureau began development of a guided shell.

Mounts

RN-SB guns are mounted in dual-gun turrets; there exist two different turret designs – one for destroyers and the other for cruisers. Although a single-gun turret design was considered for some destroyer classes, this design was ultimately scrapped.

Service History

The RN-SB series and its variants have been included aboard the majority of the Royal Navy’s current families of cruisers and destroyers. They were first employed in combat during the Refusal War, used against surface combatants, some aircraft, and land targets. It would also later see limited service during the FedCom Civil War