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85 mm air defense gun M1939 (52-K)
Photo: Музей отечественной военной истории · Wikimedia Commons · CC BY-SA 4.0
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85mmairdefensegunM1939(52-K)

Anti-Aircraft Artillery (AAA) · Russia · 1939
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85mmairdefensegunM1939(52-K)

85 mm air defense gun M1939 (52-K)
85 mm air defense gun M1939 (52-K) Photo: Музей отечественной военной истории · Wikimedia Commons · CC BY-SA 4.0
* Absolute score — assessed within category · no era adjustment
Rate of Fire
60
Effective Ceiling
55
Muzzle Velocity
50
Fire Control
40
Mobility
65
Ground-Target Capability
70
Reliability
75
Range
55
Technology
45
Cost-Effectiveness
80
Origin Russia
CategoryAnti-Aircraft Artillery (AAA)
EraWorld War II
In service1939–1945
Operators15 countries
Data Quality88%
58
Anti-Aircraft Artillery (AAA) MASS Rating
13/38
World War II
90/210
All-Time
Anti-Aircraft Artillery (AAA) · 10 axes scored
Rate of Fire
60
Effective Ceiling
55
Muzzle Velocity
50
Fire Control
40
Mobility
65
Ground-Target Capability
70
Reliability
75
Range
55
Technology
45
Cost-Effectiveness
80
ⓘ Regardless of era, the same scoring system applies to all units in the anti-aircraft artillery (aaa) category.
01 / Overview
85 mm air defense gun M1939 (52-K)
Country
Production
1939–1945
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
ANTI-AIRCRAFT ARTILLERY (AAA) · WORLD WAR II
13
PERFORMANCE/PRICE
94
UNIT COST (2025 USD)
—
58
anti-aircraft artillery (aaa) category
ⓘ Performance/Price and MASS score are computed across all units in the anti-aircraft artillery (aaa) category, regardless of era.
02 / Specs & Design
◎General4MOD.4
  • Service Entry Year1939
  • Combat Weight4,300 kg
  • Crew7
  • Carriage / Platform2-axle and 4-wheeled with outriggers
◈Ordnance4MOD.4
  • Calibre85 mm
  • Barrel Length (calibres)54.6
  • Breech TypeVertical sliding-wedge
  • Recoil SystemHydro-Pneumatic
▣Performance5MOD.5
  • Maximum Range (standard)15.65 km
  • Muzzle Velocity792 m/s
  • Rate of Fire (burst)12
  • Elevation-3° / +82°
  • Traverse360°
◇Ammunition2MOD.2
  • Projectile Weight9.2 kg
  • Ammunition Types85×629mmR
◆Dimensions3MOD.3
  • Length7.05 m
  • Width2.15 m
  • Height2.25 m
03 / History
SERVICE LIFESPANRetired
  1. 1939Production started
  2. 1945Production ended
87
years in service
6
years in production
0
countries operating
ⓘ 15 countries retired it.
04 / Variants
▚ WEAPON FAMILY
85 mm air defense gun M1939 (52-K) 1939
// DERIVATIVES
ZIS-S-53 1944
05 / Operators
📖 TERMS ON THIS PAGE1terms
Recoil system using a combination of liquid and compressed gas to absorb and return energy from firing.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources
📖 ENCYCLOPEDIA Browse the Anti-Aircraft Artillery (AAA) entry →