StG M51: Difference between revisions

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{{infobox weapon
{{infobox weapon
| name              = Sturmgevär Modell 1951
| name              = Stormgevær Modell 1951
| image              = [[Image:StGm51A.jpg|300px]]
| image              = [[Image:StGm51A.jpg|300px]]
| caption            =  
| caption            =  
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<!-- Service history -->
<!-- Service history -->
| service            = 1950 - Present
| service            = 1950 - Present
| used_by            = See ''[[Stuhr StG 51#Users|Users]]''
| used_by            = See ''[[StG M51#Users|Users]]''
| wars              =  
| wars              =  
<!-- Production history -->
<!-- Production history -->
| designer          = Stuhr Arsenalen GmbH
| designer          = Försvarets Fabriksverk Katrineholm
| design_date        = 1946-1950
| design_date        = 1946-1949
| manufacturer      = Stuhr Arsenalen <br> Waffenfabrik Wolfsburg
| manufacturer      = Försvarets Fabriksverk Katrineholm
| unit_cost          =  
| unit_cost          =  
| production_date    =  
| production_date    =  
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}}
}}


The '''StG 51''', officially the '''Sturmgevär/Sturmgewehr Modell 1951''' or '''Sturmgevär/Sturmgewehr m/51''', is an [[Acrea|Acrean]] select-fire 7.62x51mm battle rifle designed by the Stuhr arsenal for the [[Acrean Armed Forces]] in the late 1940s. It entered service in late 1950, becoming the standard service rifle for the Acrean Army and replacing both the StG m/43 and StG m/48. It is one of the most widespread and common small arms found in [[Tyran]], being used in its various iterations by seven countries. Variants range from Acrean exports, to licensed production models, and copied production models.  
The '''StG M51''', officially the '''Sturmgevær Modell 1951''', is an [[Acrea|Acrean]] select-fire 7.62x51mm battle rifle designed by Försvarets Fabriksverk Katrineholm for the [[Acrean Armed Forces]] in the late 1940s. It entered service in late 1950, becoming the standard service rifle for the Acrean Army and replacing both the [[StG M43]] and [[StG M46]]. It is one of the most ubiquitous small arms found in [[Tyran]], being used in its various iterations by several national militaries and numerous other armed groups.


==History==
==History==
===Origins===
In the final years of the Great War, a new select-fire service rifle was sought to replace the Gewær m/36. Collaboration with Cacertan arms manufacturers resulted in the creation of the Gisenti AR762/FFVS Stormgevær Modell 1946 which utilised a tilting bolt action derived from the StG M43.
In the years leading up to the outbreak of the Eracuran Great War in 1937, considerable effort was devoted by the Acrean military to re-equip its ground forces completely with self-loading firearms. Although self-loading rifles had been present in some manner since 1906, none were considered suitable in their reliability and durability for use as a standard service rifle until the adoption of the Gewehr m/36 in 1936. The Gewehr m/38 was introduced in 1938, and was notable for being a select-fire rifle, but the need for ever-increasing numbers of rifles meant that any further adoption of the rifle beyond certain kinds of infantry was rejected in favour of maintaining higher production of the m/36. The m/38 in its original guise instead saw widespread adoption by the Cacertan Army and was used in the Siduri War.  


As the war continued, the Acrean military began to look towards replacing its submachine guns and a number of rifles in infantry units with intermediate-calibre, select fire weapons. This culminated first in the field-tested MkB 40, and was subsequently developed into the mass-issued StG m/41 and m/43. Although the first intermediate-calibre rifles in Acrean service, and the most widespread in Tyran at the time, the weapons were doctrinally issued and utilised in a manner similar to submachine guns rather than as standard service rifles. Alongside these, however, the Gewehr m/38 was re-introduced into service in 1941 for paratroop, assault, and naval infantry units, and was the first to be given the 'Sturmgevär/Sturmgewehr' designation when it was re-issued as the StG m/38A in 1941. The intention behind its re-issuing was to provide greater flexibility and firepower for soldiers in the aforementioned units; prototype select-fire conversions of the Gewehr m/36 were considered unsatisfactory.
Although the M46 rifle was adopted in 1946 to replace the m/36 in service, it was not considered ideal to what Acrean military officials desired. Its adoption was driven in part for political reasons, and in part as a way of gaining from the funding that had been put into its development. While the rifles performed well, most concern was directed at the manufacturing process. The receiver was machined and fairly complex; from practical and political perspectives it was undesirable to not utilise Acrea's advantage in manufacturing processes that had been developed during the war. Namely, the use of a quicker and easier to manufacture stamped receiver was desired for the noted advantages of cheaper and faster manufacturing. When new designs for submissions came in 1949, the design from FFVK proved to be more mature than other submissions. Developed from a potential replacement for the StG m/43 originally designed in late 1946, FFVK up-scaled an existing 6.8x39mm design to the new cartridge.  


Throughout the 1940s, the Acrean military establishment remained tied to the idea of service rifles utilising full-power rifle cartridges in the belief that the range and power was still necessary, in spite of combat experience which demonstrated the effectiveness of their intermediate-calibre rifles in the role. Thus, a new select-fire service rifle was sought to replace the Gewehr m/36 in the final years of the Great War. Collaboration with Cacertan arms manufacturers resulted in the creation of the Gisenti AR762/Sturmgevär Modell 1946. Utilising a tilting bolt action similar to the StG m/43 and the Ruvelkan OP-30, cooperation between Stuhr and Gisenti was driven originally by Cacertan desire to adopt the new 7.62x51mm cartridge developed by Acrea.  
Testing reports concluded that the StG M51 held advantages in robustness, reliability, and accuracy compared to the StG M46. Its robustness and reliability are frequently contributed in part to the action's violence when the rifle cycles during operation. Its accuracy is afforded by an effectively free-floated barrel, which is kept independent by a small amount of space where the charging handle tube is mounted to the barrel; the degree to which this plays a part and whether or not the rifle is notably more accurate than the StG M46/Gisenti AR762 is disputed.  


Although the rifle was adopted in 1946 to replace the m/36 in service, it was not considered ideal to what Acrean military officials desired. Its adoption was driven in part for political reasons, and in part as a way of gaining from the funding that had been put into its development. While the rifles performed well, most concern was directed at the manufacturing process. The receiver was machined and fairly complex; from practical and political perspectives it was undesirable to not utilise Acrea's advantage in manufacturing processes that had been developed during the war. Namely, the use of a quicker and easier to manufacture stamped receiver was desired.
==Design==
==Users==
===Active===
* {{flag|Acrea}}: Modernised examples used by the Acrean Army as a designated marksmen's rifle and reservist rifle.
* {{flag|Shalum}}
* {{flag|Ruvelka}}
* {{flagicon image|Amerazzieflag v3.png|22px}} [[Æþurheim]]: Unlicensed copy produced as the TR55, former standard service rifle of the Æþurian Army and retained in reserve use

Latest revision as of 21:19, 24 November 2022

Stormgevær Modell 1951
StGm51A.jpg
TypeAssault Rifle
Place of origin Acrea
Service history
In service1950 - Present
Used bySee Users
Production history
DesignerFörsvarets Fabriksverk Katrineholm
Designed1946-1949
ManufacturerFörsvarets Fabriksverk Katrineholm
Specifications
Weight4.4 kg
Length1,025 mm

Cartridge7.62x51mm
ActionRoller-delayed blowback
Rate of fire600 rounds per minute
Muzzle velocity800 m/s
Maximum firing range3,700 metres

The StG M51, officially the Sturmgevær Modell 1951, is an Acrean select-fire 7.62x51mm battle rifle designed by Försvarets Fabriksverk Katrineholm for the Acrean Armed Forces in the late 1940s. It entered service in late 1950, becoming the standard service rifle for the Acrean Army and replacing both the StG M43 and StG M46. It is one of the most ubiquitous small arms found in Tyran, being used in its various iterations by several national militaries and numerous other armed groups.

History

In the final years of the Great War, a new select-fire service rifle was sought to replace the Gewær m/36. Collaboration with Cacertan arms manufacturers resulted in the creation of the Gisenti AR762/FFVS Stormgevær Modell 1946 which utilised a tilting bolt action derived from the StG M43.

Although the M46 rifle was adopted in 1946 to replace the m/36 in service, it was not considered ideal to what Acrean military officials desired. Its adoption was driven in part for political reasons, and in part as a way of gaining from the funding that had been put into its development. While the rifles performed well, most concern was directed at the manufacturing process. The receiver was machined and fairly complex; from practical and political perspectives it was undesirable to not utilise Acrea's advantage in manufacturing processes that had been developed during the war. Namely, the use of a quicker and easier to manufacture stamped receiver was desired for the noted advantages of cheaper and faster manufacturing. When new designs for submissions came in 1949, the design from FFVK proved to be more mature than other submissions. Developed from a potential replacement for the StG m/43 originally designed in late 1946, FFVK up-scaled an existing 6.8x39mm design to the new cartridge.

Testing reports concluded that the StG M51 held advantages in robustness, reliability, and accuracy compared to the StG M46. Its robustness and reliability are frequently contributed in part to the action's violence when the rifle cycles during operation. Its accuracy is afforded by an effectively free-floated barrel, which is kept independent by a small amount of space where the charging handle tube is mounted to the barrel; the degree to which this plays a part and whether or not the rifle is notably more accurate than the StG M46/Gisenti AR762 is disputed.

Design

Users

Active

  •  Acrea: Modernised examples used by the Acrean Army as a designated marksmen's rifle and reservist rifle.
  •  Shalum
  •  Ruvelka
  • Æþurheim: Unlicensed copy produced as the TR55, former standard service rifle of the Æþurian Army and retained in reserve use