Data Quality85%
MASS(Military Archive Scoring System)
ⓘ Regardless of era, the same scoring system applies to all units in the field guns category.
01 / Overview
21 cm SK "Peter Adalbert"
Category
Country
Prime contractor
Production
1916–1917
Quantity
11
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
FIELD GUNS · WORLD WAR I
36
PERFORMANCE/PRICE
65
UNIT COST (2025 USD)
—
ⓘ Performance/Price and MASS score are computed across all units in the field guns category, regardless of era.
02 / Specs & Design
◎General3MOD.3
- Service Entry Year1916
- Combat Weight110,440 kg
- Carriage TypeRailway Mounting
◈Ordnance4MOD.4
- Calibre209.3 mm
- Ordnance TypeRailroad gun
- Breech TypeSliding Block
- Recoil SystemHydro-Spring
▣Performance4MOD.4
- Maximum Range (standard)26.4 km
- Muzzle Velocity770 m/s
- Elevation+0° to 45°
- Traverse2° 15' (E. u. B.); 85° (Bettungsschiessgerüst); 180° on platform
◇Ammunition2MOD.2
- Projectile Weight113.5 kg
- HE RoundYes
◆Mobility1MOD.1
▤Dimensions1MOD.1
- Length15.85 m
⬢Production2MOD.2
- Total Production11
- Production Start1,916 year
03 / History
SERVICE LIFESPANRetired
- 1914First deployment: World War I
- 1916Production started
- 1917Production ended
110
years in service
1
years in production
11
units produced
0
countries operating
ⓘ 1 countries retired it.
05 / MASS Score
FIELD GUNS RANKING Field Guns · World War I
MASS RANKINGSMASS ↗
ⓘ Rankings are within theField Gunscategory.
📖 TERMS ON THIS PAGE4terms
High Explosive (HE) round: an artillery or mortar projectile containing explosive filler designed to inflict damage through blast and fragmentation effects.
Method of transporting artillery by mounting it on a railway flatcar for movement along rail lines.
A breech mechanism in artillery where a solid block slides horizontally to open and close the breech for loading.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources