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Air defence1960–presentProfile in progress
Self-propelled anti-aircraft gun
ZSU-23-4 Shilka is a self-propelled anti-aircraft gun originating in Soviet Union. It was built by Ulyanovsk Mechanical Plant (UMZ), Mytishchi Machine-Building Plant (MMZ). Reported operators include Algeria, Angola, Armenia, Azerbaijan, Bulgaria, Chad, Congo, Cuba, Egypt, Eritrea, Ethiopia, India, Iran, Jordan, Kyrgyzstan, Laos, Nigeria, Peru, Poland, Russia, Syria, Turkmenistan, Ukraine, Vietnam, Zambia.
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Checked 30 Sept 2026Recorded cached-source extraction and article inspection. No matching scoped field was extracted; this is not a claim that all five sources were checked.
Retained English infobox, specifications and article text
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Self-propelled anti-aircraft gun
Soviet Union
1960–present
See Operators
See Combat history
1957–1960
Ulyanovsk Mechanical Plant (UMZ), Mytishchi Machine-Building Plant (MMZ)
US$ 357,000 (export price to Libya , 1972/73)
1964–1982
About 6,500
19 tonnes
6.535 m (21 ft 5.3 in)
3.125 m (10 ft 3.0 in)
2.576 m (8 ft 5.4 in) 3.572 m (11 ft 8.6 in) with radar elevated
4 (commander, driver, gunner, radar operator)
Welded steel, 9.2 mm (0.36 in) turret, up to 15 mm hull
4 × 23 mm 2A7 autocannons (AZP-23 "Amur" quad automatic anti-aircraft gun), ammunition 2,000 rounds
V-6R, 6-cylinder 4-stroke airless-injection water-cooled 20-litre diesel 280 hp (209 kW) at 2,000 rpm
14.7 hp/tonne (11.0 kW/tonne)
Individual torsion bar
375 mm (14.8 in)
515 L
450 km (road), 300 km (off-road)
50 km/h (31 mph) road 30 km/h (19 mph) off-road
Algeria
Angola
Armenia
Azerbaijan
Bulgaria
Chad
Congo
Cuba
Egypt
Eritrea
Ethiopia
India
Iran
Jordan
Kyrgyzstan
Laos
Nigeria
Peru
Poland
Russia
Syria
Turkmenistan
Ukraine
Vietnam
Zambia
The ZSU-23-4 " Shilka "
Reference text from Wikipedia contributors, used under CC BY-SA 4.0.
True scale
Sourced dimensions beside a 1.75 m human reference.
Points represent sourced observations, including revisions. Revisions on the same effective date are not separate inventory events. Ranges appear in the table and are not plotted as exact points.
| Observation / report period | Value | Source | Claim state |
|---|---|---|---|
| 28 Sept 2026 | 6.535 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 6.535 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 6.535 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 6.535 m | Wikipedia contributors | approved |
| 28 Sept 2026 | 6.535 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 6.535 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 6.535 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 6.535 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 6.535 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 6.535 m | Wikipedia contributors | superseded |
ZSU-23-4 Shilka equipment records. Variants, orders and quantities are shown as reported in each inventory source; coverage is incomplete.
AlgeriaArmy exact named equipment holdings: ZSU-23-4. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only; no parent-force or national total inferred. Source role: AIR DEFENCE / SP 23mm. Original estimates, ranges, reporting names, reserve, lease and employment scopes retained; nested included counts are not added. Missile-system quantities mean launchers, not rounds. No readiness, crew, carried weapon, payload, factory-production or future order count inherited.
Army exact named equipment holdings of ZSU-23-4. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only, not a national or parent-force total or combat-readiness measure. Source role(s): AIR DEFENCE / SP 23mm. No heading aggregate, carried armament, crew, payload, factory production or future order count inherited. Literal epsilon denotes an IISS estimate rather than an exact census.
Angola
Armenia
AzerbaijanLower-bound count for ZSU-23-4 Shilka. Service scope: Azerbaijani Land Forces; does not replace a national total. 1 distinct count cell(s) from the same source list; shared rowspan cells counted once. Excludes retired/reserve/on-order rows. Count column(s): number: 50+. Origin: unstated. The listed variants/roles are the scope, not an immediately deployable count. The components do not establish one inventory census date; the stored date is the retrieved source snapshot.
Bulgaria
ChadArmy exact named equipment holdings: ZSU-23-4 Shilka. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only; no parent-force or national total inferred. Source role: AIR DEFENCE / 23mm. Original estimates, ranges, reporting names, reserve, lease and employment scopes retained; nested included counts are not added. Missile-system quantities mean launchers, not rounds. No readiness, crew, carried weapon, payload, factory-production or future order count inherited.
Cuba
EgyptArmy exact named equipment holdings: ZSU-23-4. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only; no parent-force or national total inferred. Source role: AIR DEFENCE / 23mm. Original estimates, ranges, reporting names, reserve, lease and employment scopes retained; nested included counts are not added. Missile-system quantities mean launchers, not rounds. No readiness, crew, carried weapon, payload, factory-production or future order count inherited.
EritreaNumber column of the Wikipedia list table under "Self-propelled anti-aircraft guns". The list's own wording applies; it is a compiled secondary source, not an official census.
EthiopiaNumber column of the Wikipedia list table under "Self-propelled anti-aircraft guns". The list's own wording applies; it is a compiled secondary source, not an official census.
GeorgiaNumber column of the Wikipedia list table under "Self-propelled anti-aircraft weapon". The list's own wording applies; it is a compiled secondary source, not an official census.
IndiaArmy exact named equipment holdings: ZSU-23-4. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only; no parent-force or national total inferred. Source role: AIR DEFENCE / SP 23mm. Original estimates, ranges, reporting names, reserve, lease and employment scopes retained; nested included counts are not added. Missile-system quantities mean launchers, not rounds. No readiness, crew, carried weapon, payload, factory-production or future order count inherited.
IranArmy exact named equipment holdings: ZSU-23-4. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only; no parent-force or national total inferred. Source role: AIR DEFENCE / 23mm. Original estimates, ranges, reporting names, reserve, lease and employment scopes retained; nested included counts are not added. Missile-system quantities mean launchers, not rounds. No readiness, crew, carried weapon, payload, factory-production or future order count inherited.
JordanArmy exact named equipment holdings: ZSU-23-4 Shilka. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only; no parent-force or national total inferred. Source role: AIR DEFENCE / 23mm. Original estimates, ranges, reporting names, reserve, lease and employment scopes retained; nested included counts are not added. Missile-system quantities mean launchers, not rounds. No readiness, crew, carried weapon, payload, factory-production or future order count inherited.
KyrgyzstanArmy exact named equipment holdings: ZSU-23-4. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only; no parent-force or national total inferred. Source role: AIR DEFENCE / SP 23mm. Original estimates, ranges, reporting names, reserve, lease and employment scopes retained; nested included counts are not added. Missile-system quantities mean launchers, not rounds. No readiness, crew, carried weapon, payload, factory-production or future order count inherited.
Laos
Lebanon
Libya
Mali
Mongolia
NigeriaArmy exact named equipment holdings: ZSU-23-4 Shilka. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only; no parent-force or national total inferred. Source role: AIR DEFENCE / SP 23mm. Original estimates, ranges, reporting names, reserve, lease and employment scopes retained; nested included counts are not added. Missile-system quantities mean launchers, not rounds. No readiness, crew, carried weapon, payload, factory-production or future order count inherited.
PeruArmy exact named equipment holdings: ZSU-23-4. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only; no parent-force or national total inferred. Source role: AIR DEFENCE / SP 23mm. Original estimates, ranges, reporting names, reserve, lease and employment scopes retained; nested included counts are not added. Missile-system quantities mean launchers, not rounds. No readiness, crew, carried weapon, payload, factory-production or future order count inherited.
PolandArmy exact named equipment holdings: ZSU-23-4. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only; no parent-force or national total inferred. Source role: AIR DEFENCE / SP 23mm. Original estimates, ranges, reporting names, reserve, lease and employment scopes retained; nested included counts are not added. Missile-system quantities mean launchers, not rounds. No readiness, crew, carried weapon, payload, factory-production or future order count inherited.
Republic of the CongoReported count for ZSU-23-4 Shilka. Service scope: Army equipment; does not replace a national total. 1 distinct count cell(s) from the same source list; shared rowspan cells counted once. Retired, wholly reserve and on-order rows are excluded; the reported count retains any explicitly mixed stock scope in the quoted row. Count column(s): quantity: 8. Origin: Soviet Union. The listed variants/roles are the scope, not an immediately deployable count. The components do not establish one inventory census date; the stored date is the retrieved source snapshot.
RussiaNaval Infantry (Marines) exact named equipment holdings: ZSU-23-4. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only; no parent-force or national total inferred. Source role: AIR DEFENCE / SP 23mm. Original estimates, ranges, reporting names, reserve, lease and employment scopes retained; nested included counts are not added. Missile-system quantities mean launchers, not rounds. No readiness, crew, carried weapon, payload, factory-production or future order count inherited.
Syria
TurkmenistanArmy exact named equipment holdings: ZSU-23-4. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only; no parent-force or national total inferred. Source role: AIR DEFENCE / SP 23mm. Original estimates, ranges, reporting names, reserve, lease and employment scopes retained; nested included counts are not added. Missile-system quantities mean launchers, not rounds. No readiness, crew, carried weapon, payload, factory-production or future order count inherited.
Ukraine
Vietnam
ZambiaArmy exact named equipment holdings: ZSU-23-4 Shilka. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only; no parent-force or national total inferred. Source role: AIR DEFENCE / SP 23mm. Original estimates, ranges, reporting names, reserve, lease and employment scopes retained; nested included counts are not added. Missile-system quantities mean launchers, not rounds. No readiness, crew, carried weapon, payload, factory-production or future order count inherited.
Algeria, Angola, Armenia, Azerbaijan, Bulgaria, Chad, Congo, Cuba, Egypt, Eritrea, Ethiopia, India, Iran, Jordan, Kyrgyzstan, Laos, Nigeria, Peru, Poland, Russia, Syria, Turkmenistan, Ukraine, Vietnam, Zambia
Equipment reference ↗Army exact named equipment holdings of ZSU-23-4 Shilka. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only, not a national or parent-force total or combat-readiness measure. Source role(s): AIR DEFENCE / 23mm. No heading aggregate, carried armament, crew, payload, factory production or future order count inherited.
Air Defence Command exact named equipment holdings: ZSU-23-4 Shilka. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only; no parent-force or national total inferred. Source role: AIR DEFENCE / 23mm. Original estimates, ranges, reporting names, reserve, lease and employment scopes retained; nested included counts are not added. Missile-system quantities mean launchers, not rounds. No readiness, crew, carried weapon, payload, factory-production or future order count inherited.
Army holdings of the exact named ZSU-23-4 component, counted as gun/air-defence systems (equipment units), not missile launchers or rounds: active, operational reserve and training equipment, excluding equipment in store. Service-scoped IISS observation, not a national total or combat-readiness figure. No parent, sibling, mounted-weapon or heading aggregate quantity inherited.
Army exact named equipment holdings of ZSU-23-4. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only, not a national or parent-force total or combat-readiness measure. Source role(s): AIR DEFENCE / SP 23mm. No heading aggregate, carried armament, crew, payload, factory production or future order count inherited.
Army exact named equipment holdings of ZSU-23-4. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only, not a national or parent-force total or combat-readiness measure. Source role(s): AIR DEFENCE / 23mm. No heading aggregate, carried armament, crew, payload, factory production or future order count inherited.
Reported count for ZSU-23-4 Shilka. Service scope: Royal Jordanian Army; does not replace a national total. 1 distinct count cell(s) from the same source list; shared rowspan cells counted once. Excludes retired/reserve/on-order rows. Count column(s): number: 48. Origin: Soviet Union. The listed variants/roles are the scope, not an immediately deployable count. The components do not establish one inventory census date; the stored date is the retrieved source snapshot.
Army exact named equipment holdings of ZSU-23-4. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only, not a national or parent-force total or combat-readiness measure. Source role(s): AIR DEFENCE / SP 23mm. No heading aggregate, carried armament, crew, payload, factory production or future order count inherited.
Army exact named equipment holdings of ZSU-23-4 Shilka. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only, not a national or parent-force total or combat-readiness measure. Source role(s): AIR DEFENCE / SP 23mm. No heading aggregate, carried armament, crew, payload, factory production or future order count inherited.
Army exact named equipment holdings of ZSU-23-4. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only, not a national or parent-force total or combat-readiness measure. Source role(s): AIR DEFENCE / SP 23mm. No heading aggregate, carried armament, crew, payload, factory production or future order count inherited.
Army exact named equipment holdings of ZSU-23-4. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only, not a national or parent-force total or combat-readiness measure. Source role(s): AIR DEFENCE / SP 23mm. No heading aggregate, carried armament, crew, payload, factory production or future order count inherited.
Reported count for ZSU-23-4 Shilka. Service scope: Russian Ground Forces; does not replace a national total. 1 distinct count cell(s) from the same source list; shared rowspan cells counted once. Retired, wholly reserve and on-order rows are excluded; the reported count retains any explicitly mixed stock scope in the quoted row. Count column(s): quantity: 100. Origin: Soviet Union. The listed variants/roles are the scope, not an immediately deployable count. Dates are the count-cell citations' stated source period (2025), not the article revision. 2025 cited reference period. Edition or publication years do not claim an exact inventory census day.
Army exact named equipment holdings of ZSU-23-4. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only, not a national or parent-force total or combat-readiness measure. Source role(s): AIR DEFENCE / SP 23mm. No heading aggregate, carried armament, crew, payload, factory production or future order count inherited. The source marks the whole equipment section with a dagger: serviceability in doubt. Holdings are not readiness.
Army exact named equipment holdings of ZSU-23-4 Shilka. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only, not a national or parent-force total or combat-readiness measure. Source role(s): AIR DEFENCE / SP 23mm. No heading aggregate, carried armament, crew, payload, factory production or future order count inherited.