Data Quality87%
MASS(Military Archive Scoring System)
ⓘ Regardless of era, the same scoring system applies to all units in the anti-aircraft artillery (aaa) category.
01 / Overview
Zastava M55
Category
Country
Production
1971–
Operators
Conflicts
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
ANTI-AIRCRAFT ARTILLERY (AAA) · COLD WAR
19
PERFORMANCE/PRICE
87
UNIT COST (2025 USD)
—
ⓘ Performance/Price and MASS score are computed across all units in the anti-aircraft artillery (aaa) category, regardless of era.
02 / Specs & Design
◎General5MOD.5
- Service Entry Year1955
- Combat Weight1,100 kg
- Travel Weight970 kg
- Crew6
- In ServiceYes
◈Ordnance2MOD.2
- Calibre20 mm
- Barrel Length (calibres)70
▣Performance6MOD.6
- Maximum Range (standard)5.5 km
- Muzzle Velocity850 m/s
- Rate of Fire (burst)750
- Rate of Fire (sustained)700
- Elevation+83° to -5
- Traverse360°
◇Ammunition4MOD.4
- Projectile Weight0.12 kg
- Ammunition Types20x110mm Hispano, AP, HEI
- HE RoundYes
- Precision-Guided RoundNo
◆Mobility1MOD.1
▤Ammunition Handling1MOD.1
- Ready Rounds180
⬢Dimensions3MOD.3
- Length1.47 m
- Width1.27 m
- Height4.3 m
▲Production1MOD.1
- Production Start1,971 year
03 / History
SERVICE LIFESPANStill in Service
- 1945First deployment: Cold War
- 1971Production started
55
years in service
20
countries operating
ⓘ The producing country still actively operates it. 2 countries retired it.
04 / Conflicts
ZASTAVA M55 · CONFLICTS SERVED IN0% win
Total Conflicts
4
Victories
0
Ongoing
0
Losses
0
1979–1992Salvadoran Civil War—→1977–1992Mozambican Civil War—→1975–2002Angolan Civil War—→1975–1990Lebanese Civil War—→
ⓘ Shown only from conflicts recorded in our database.
05 / Operators
Operator Inventory4country · 171units
171active
06 / MASS Score
ANTI-AIRCRAFT ARTILLERY (AAA) RANKING Anti-Aircraft Artillery (AAA) · Cold War
MASS RANKINGSMASS ↗
80ANTI-AIRCRAFT ARTILLERY (AAA)19COLD WAR · ANTI-AIRCRAFT ARTILLERY (AAA)56SERBIA · ALL WEAPONS9PERFORMANCE/PRICE · ANTI-AIRCRAFT ARTILLERY (AAA)
ⓘ Rankings are within theAnti-Aircraft Artillery (AAA)category.
📖 TERMS ON THIS PAGE1terms
High Explosive (HE) round: an artillery or mortar projectile containing explosive filler designed to inflict damage through blast and fragmentation effects.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources