Data Quality88%
MASS(Military Archive Scoring System)
ⓘ Regardless of era, the same scoring system applies to all units in the multiple launch rocket systems (mlrs) category.
01 / Overview
T34 Calliope
Country
Prime contractor
Production
1943–1945
Quantity
30
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
MULTIPLE LAUNCH ROCKET SYSTEMS (MLRS) · WORLD WAR II
8
PERFORMANCE/PRICE
78
UNIT COST (2025 USD)
—
ⓘ Performance/Price and MASS score are computed across all units in the multiple launch rocket systems (mlrs) category, regardless of era.
02 / Specs & Design
◎General4MOD.4
- Service Entry Year1944
- Crew5
- Carriage TypeSelf-Propelled
- In ServiceNo
◈Ordnance4MOD.4
- Calibre114 mm
- Ordnance Typefin‑stabilized high‑explosive rockets
- Muzzle BrakeNo
- Bore EvacuatorNo
▣Performance2MOD.2
- Maximum Range (standard)3.75 km
- Elevation+25 to -12 degrees
◇Ammunition7MOD.7
- Ammunition TypesHE rockets
- HE RoundYes
- Smoke RoundNo
- Illumination RoundNo
- Cluster / DPICMNo
- Precision-Guided RoundNo
- MRSI CapableNo
◆Fire Control5MOD.5
▤Mobility5MOD.5
- Self-PropelledYes
- Prime MoverM4 Sherman tank
- Shoot-and-ScootNo
- AutoloaderNo
- Protected Crew CabYes
⬢Ammunition Handling2MOD.2
- Ready Rounds60
- Total Rounds Carried60
▲Production2MOD.2
- Total Production30
- Production Start1,943 year
◎Self-Propelled Chassis1MOD.1
03 / History
SERVICE LIFESPANRetired
- 1939First deployment: World War II
- 1943Production started
- 1945Production ended
83
years in service
2
years in production
30
units produced
0
countries operating
ⓘ The producing country no longer actively operates it. 3 countries retired it.
05 / MASS Score
MULTIPLE LAUNCH ROCKET SYSTEMS (MLRS) RANKING Multiple Launch Rocket Systems (MLRS) · World War II
MASS RANKINGSMASS ↗
122MULTIPLE LAUNCH ROCKET SYSTEMS (MLRS)8WORLD WAR II · MULTIPLE LAUNCH ROCKET SYSTEMS (MLRS)2451UNITED STATES · ALL WEAPONS54PERFORMANCE/PRICE · MULTIPLE LAUNCH ROCKET SYSTEMS (MLRS)
ⓘ Rankings are within theMultiple Launch Rocket Systems (MLRS)category.
📖 TERMS ON THIS PAGE3terms
High Explosive (HE) round: an artillery or mortar projectile containing explosive filler designed to inflict damage through blast and fragmentation effects.
An armored crew compartment on towed artillery or mortar systems designed to protect operators from small arms fire, shrapnel, and blast effects during operation.
Artillery system with integrated propulsion, enabling movement under its own power rather than being towed.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources