The 23×115mm round is used in Soviet (USSR)/Russian/

CIS Cis or cis- may refer to: Places * Cis, Trentino, in Italy * In Poland: ** Cis, Świętokrzyskie Voivodeship, south-central ** Cis, Warmian-Masurian Voivodeship, north Math, science and biology * cis (mathematics) (cis(''θ'')), a trigonome ...

aircraft

autocannon An autocannon, automatic cannon or machine cannon is a fully automatic gun that is capable of rapid-firing large-caliber ( or more) armour-piercing, explosive or incendiary shells, as opposed to the smaller-caliber kinetic projectiles (bull ...

. Although superseded by the 30×165mm round the

Russian Air Force " Air March" , mascot = , anniversaries = 12 August , equipment = , equipment_label = , battles = , decorations = , bat ...

still uses it in the

GSh-23L The Gryazev-Shipunov GSh-23 ( rus, ГШ-23) is a twin-barreled 23 mm autocannon developed in the Soviet Union, primarily for military aircraft use. It entered service in 1965, replacing the earlier Nudelman-Rikhter NR-23 and Rikhter R-23. ...

(in the aircraft's tail turrets and in the UPK-23-250 gun pod) and the

GSh-6-23 The Gryazev-Shipunov GSh-6-23 (russian: Грязев-Шипунов ГШ-6-23) (GRAU designation: 9A-620 for GSh-6-23, 9A-768 for GSh-6-23M modernized variant) is a six-barreled 23 mm rotary cannon used by some modern Soviet/Russian military ...

(in the

Su-24 The Sukhoi Su-24 (NATO reporting name: Fencer) is a supersonic, night fighter, all-weather attack aircraft developed in the Soviet Union. The aircraft has a variable-sweep wing, Twinjet, twin-engines and a side-by-side seating arrangement for it ...

). This round still serves in many countries and is widely available. The projectile weight is 175 grams.

History

The round was derived from the

14.5×114mm The 14.5×114mm (.57 calibre) is a heavy machine gun and anti-materiel rifle cartridge used by the Soviet Union, the former Warsaw Pact, modern Russia, and other countries. It was originally developed for the PTRS and PTRD anti-tank rifles, ...

round by necking it out to 23 mm. The original rounds used a lower power charge of 33 g of sw 4/7 powder and achieved 690 m/s at a maximum pressure of 294.3 MPa. In 1954 an improved ammunition was introduced, featuring better projectile design and ballistic properties. The newer rounds have a powder charge to achieve 720 m/s.

Weapon platforms

Nudelman-Suranov NS-23 The NS-23 was a aircraft cannon designed by A. E. Nudelman, A. Suranov, G. Zhirnykh, V. Nemenov, S. Lunin, and M. Bundin during World War II as a replacement for the Volkov-Yartsev VYa-23 cannon. It entered service in 1944. The NS-23 round was d ...

, used in the

An-2 The Antonov An-2 ("kukuruznik"—corn crop duster; USAF/DoD reporting name Type 22, NATO reporting name Colt) is a Soviet mass-produced single-engine biplane utility/agricultural aircraft designed and manufactured by the Antonov Design Bureau ...

, Il-10, Il-22, La-9, La-11, La-15,

MiG-9 The Mikoyan-Gurevich MiG-9 (russian: Микоян и Гуревич МиГ-9, USAF/DoD designation: Type 1, NATO reporting name: Fargo) was the first turbojet fighter developed by Mikoyan-Gurevich in the years immediately after World War II. ...

Yak-7 The Yakovlev Yak-7 (russian: Яковлев Як-7) was developed from the earlier Yak-1 fighter, initially as a trainer but converted into a fighter. As both a fighter and later reverting to its original training role, the Yak-7 proved to be a ...

, Yak-9U,

Yak-15 The Yakovlev Yak-15 (russian: Яковлев Як-15; NATO reporting name: Feather, USAF/ DOD designation Type 2) was a first-generation Soviet turbojet fighter developed by the Yakovlev design bureau (OKB) immediately after World War II. The ...

Yak-17 The Yakovlev Yak-17 (russian: Яковлев Як-17; USAF/ DOD designation Type 16, NATO reporting name Feather) was an early Soviet jet fighter. It was developed from the Yak-15, the primary difference being tricycle landing gear. The traine ...

, and

Yak-23 The Yakovlev Yak-23 (russian: Яковлев Як-23; USAF/DoD reporting name Type 28, NATO reporting name Flora) was an early Soviet Union, Soviet jet engine, jet Fighter aircraft, fighter with a straight wing. It was developed from the Yakovlev ...

fighters; and in the Mi-2US, Mi-2URN, and Mi-2URP helicopters. *

Nudelman-Rikhter NR-23 The Nudelman-Richter NR-23 is a Soviet autocannon widely used in military aircraft of the Soviet Union and Warsaw Pact. It was designed by A. E. Nudelman and A. A. Richter to replace the wartime Nudelman-Suranov NS-23 and Volkov-Yartsev VYa-23, ...

, used in the

MiG-15 The Mikoyan-Gurevich MiG-15 (russian: Микоя́н и Гуре́вич МиГ-15; USAF/DoD designation: Type 14; NATO reporting name: Fagot) is a jet fighter aircraft developed by Mikoyan-Gurevich for the Soviet Union. The MiG-15 was one of ...

MiG-17 The Mikoyan-Gurevich MiG-17 (russian: Микоян и Гуревич МиГ-17; NATO reporting name: Fresco) is a high-subsonic fighter aircraft produced in the Soviet Union from 1952 and was operated by air forces internationally. The MiG-17 w ...

, and La-15 fighters. *

Afanasev Makarov AM-23 The Afanasev Makarov AM-23 is a Soviet designed aircraft autocannon that has been used in a number of aircraft in the Soviet Air Force. Its GRAU index was 9-A-036. It was often used in place of the earlier and slower-firing Nudelman-Rikhter NR-2 ...

, used in the

Tu-16 The Tupolev Tu-16 (NATO reporting name: Badger) is a twin-engined jet strategic heavy bomber used by the Soviet Union. It has been flown for almost 70 years, and the Chinese license-built Xian H-6 remains in service with the People's Liberation ...

Tu-95 The Tupolev Tu-95 (russian: Туполев Ту-95; NATO reporting name: "Bear") is a large, four-engine turboprop-powered strategic bomber and missile platform. First flown in 1952, the Tu-95 entered service with the Long-Range Aviation of the ...

, Il-54 bombers; and in the

An-8 The Antonov An-8 (NATO reporting name: Camp) is a Soviet-designed twin-turboprop, high-wing light military transport aircraft. Development In December 1951, OKB-153 initiated the design of a twin-engined assault transport aircraft, designated DT ...

An-12 The Antonov An-12 ( Russian: Антонов Ан-12; NATO reporting name: Cub) is a four-engined turboprop transport aircraft designed in the Soviet Union. It is the military version of the Antonov An-10 and has many variants. For more than th ...

Il-76 The Ilyushin Il-76 (russian: Илью́шин Ил-76; NATO reporting name: Candid) is a multi-purpose, fixed-wing, four-engine turbofan strategic airlifter designed by the Soviet Union's Ilyushin design bureau. It was first planned as a commer ...

transports. *

Gryazev-Shipunov GSh-23 The Gryazev-Shipunov GSh-23 ( rus, ГШ-23) is a twin-barreled 23 mm autocannon developed in the Soviet Union, primarily for military aircraft use. It entered service in 1965, replacing the earlier Nudelman-Rikhter NR-23 and Rikhter R-23. ...

, used in the

MiG-21 The Mikoyan-Gurevich MiG-21 (russian: Микоян и Гуревич МиГ-21; NATO reporting name: Fishbed) is a supersonic jet fighter and interceptor aircraft, designed by the Mikoyan-Gurevich Design Bureau in the Soviet Union. Its nickna ...

MiG-23 The Mikoyan-Gurevich MiG-23 (russian: Микоян и Гуревич МиГ-23; NATO reporting name: Flogger) is a variable-geometry fighter aircraft, designed by the Mikoyan-Gurevich design bureau in the Soviet Union. It is a third-generatio ...

SOKO J-22 Orao The Soko J-22 Orao ( sr-cyr, text=Oрао, translation=eagle) is a Yugoslav twin-engined, subsonic ground-attack and aerial reconnaissance aircraft. It was developed and built in collaboration by SOKO in Yugoslavia and by Avioane Craiova in ...

HAL Tejas The HAL Tejas is an Indian, single engine, delta wing, light multirole fighter designed by the Aeronautical Development Agency (ADA) in collaboration with Aircraft Research and Design Centre (ARDC) of Hindustan Aeronautics Limited (HAL) for t ...

, and

IAR 93 The Avioane Craiova IAR-93 Vultur (''Eagle'') is a twinjet, subsonic, close support, ground attack and tactical reconnaissance aircraft with secondary capability as low level interceptor. Built as single-seat main attack version or combat capab ...

fighters; in the

Tu-22M The Tupolev Tu-22M (russian: Туполев Ту-22М; NATO reporting name: Backfire) is a supersonic, variable-sweep wing, long-range strategic and maritime strike bomber developed by the Tupolev Design Bureau in the 1960s. According to some s ...

and

bombers; in the Mi-24V, Mi-24VP, Mi-24VM, Mi-24VN, Mi-24VU, Mi-35, Mi-35M, Mi-35O, and W-3WA Sokół helicopters; and in the

transport; and in UPK-23-250 and SPPU-22 gun pods. *

Gryazev-Shipunov GSh-6-23 The Gryazev-Shipunov GSh-6-23 (russian: Грязев-Шипунов ГШ-6-23) (GRAU designation: 9A-620 for GSh-6-23, 9A-768 for GSh-6-23M modernized variant) is a six-barreled 23 mm rotary cannon used by some modern Soviet/Russian military ...

, used in the

Su-15 The Sukhoi Su-15 (NATO reporting name: Flagon) is a twinjet supersonic interceptor aircraft developed by the Soviet Union. It entered service in 1965 and remained one of the front-line designs into the 1990s. The Su-15 was designed to replace t ...

MiG-31 The Mikoyan MiG-31 (russian: link=no, Микоян МиГ-31; NATO reporting name: Foxhound) is a supersonic interceptor aircraft that was developed for use by the Soviet Air Forces. The aircraft was designed by the Mikoyan design bureau as a ...

, and early versions of the

MiG-27 The Mikoyan MiG-27 (russian: Микоян МиГ-27; NATO reporting name: Flogger-D/J) is a variable-sweep ground-attack aircraft, originally built by the Mikoyan-Gurevich design bureau in the Soviet Union and later licence-produced in India ...

fighters.

References

;Notes ;Sources *

External links

An example of three 23mm NS/NR series cartridges

Quarry.co.uk

Airforce.ru
Large-caliber cartridges Anti-aircraft guns of the Soviet Union Aircraft guns of the Soviet Union {{ammo-stub

History

Weapon platforms

See also

References

External links