Data Quality82%
MASS(Military Archive Scoring System)
ⓘ Regardless of era, the same scoring system applies to all units in the riot control & crowd control category.
01 / Overview
Osa (handgun)
Category
Country
Prime contractor
Production
1999–
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
RIOT CONTROL & CROWD CONTROL · POST-COLD WAR
4
PERFORMANCE/PRICE
78
UNIT COST (2025 USD)
—
ⓘ Performance/Price and MASS score are computed across all units in the riot control & crowd control category, regardless of era.
02 / Specs & Design
◎General4MOD.4
- Service Entry Year1999
- Weight0.4 kg
- Calibre18.5 mm
- In ServiceYes
◈Performance1MOD.1
- Capacity4
03 / History
SERVICE LIFESPANStill in Service
- 1999Production started
27
years in service
1
countries operating
ⓘ The producing country still actively operates it.
05 / MASS Score
RIOT CONTROL & CROWD CONTROL RANKING Riot Control & Crowd Control · Post-Cold War
MASS RANKINGSMASS ↗
17RIOT CONTROL & CROWD CONTROL4POST-COLD WAR · RIOT CONTROL & CROWD CONTROL1304RUSSIA · ALL WEAPONS4PERFORMANCE/PRICE · RIOT CONTROL & CROWD CONTROL
ⓘ Rankings are within theRiot Control & Crowd Controlcategory.
📚 Sources