Data Quality83%
MASS(Military Archive Scoring System)
ⓘ Regardless of era, the same scoring system applies to all units in the frigates category.
01 / Overview
Roofdier-class frigate
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
FRIGATES · EARLY COLD WAR
24
PERFORMANCE/PRICE
68
UNIT COST (2025 USD)
—
ⓘ Performance/Price and MASS score are computed across all units in the frigates category, regardless of era.
02 / Specs & Design
◎Identification6MOD.6
- Ship TypePatrol Craft Escort
- Builder / ShipyardAvondale Marine Inc. Ways, General Shipbuilding & Engineering Works
- Laid Down1951
- Commissioned1954
- Ships in Class6
- In ServiceYes
◈Displacement1MOD.1
- Standard Displacement945 t
▣Dimensions3MOD.3
- Length (overall)56.3 m
- Beam10.3 m
- Draft2.95 m
◇Complement2MOD.2
- Total Complement65
- Air Wing Personnel0
◆Propulsion10MOD.10
- PropulsionDiesel
- Arrangement (CODAG/COGAG…)diesel
- Number of Engines2
- Shaft Power1,193 kW
- Shafts / Screws2
- Top Speed15 kn
- Cruise Speed10 kn
- Range9,000
- Endurance21 day
- Nuclear-PoweredNo
▤Gun Armament4MOD.4
- Main Gun3" (76.2 mm) 50 caliber gun
- Main Gun Calibre76.2 mm
- Main Gun Count1
- Secondary Guns2 × 40 mm Bofors L/60, 2 × 20 mm Oerlikon
⬢Missile Armament4MOD.4
▲Underwater Warfare4MOD.4
- Torpedo Tubes0
- ASW CapabilityYes
- Hull-Mounted SonarNo
- Towed Array SonarNo
◎Aviation5MOD.5
- Embarked Helicopters0
- HangarNo
- Flight DeckNo
- Fixed-Wing Aircraft0
- UAV CapabilityNo
◈Sensors & Combat Systems5MOD.5
- Air-Search RadarDecca 1229
- Surface / Fire-Control RadarKelvin Hughes navigation set
- Phased-Array RadarNo
- Aegis / EquivalentNo
- Electronic WarfareNo
▣Survivability5MOD.5
- CBRN CitadelNo
- DegaussingNo
- Hull Materialsteel
- Stealth ShapingNo
- Automated Damage ControlNo
◇Fleet Status8MOD.8
- Completed6
- Active0
- Under Construction0
- Planned6
- Cancelled0
- Lost0
- Retired6
- Preserved0
03 / History
SERVICE LIFESPANRetired
- 1951Production started
- 1954Production ended
75
years in service
3
years in production
6
units produced
04 / MASS Score
FRIGATES RANKING Frigates · Early Cold War
MASS RANKINGSMASS ↗
180FRIGATES24EARLY COLD WAR · FRIGATES2295UNITED STATES · ALL WEAPONS200PERFORMANCE/PRICE · FRIGATES
ⓘ Rankings are within theFrigatescategory.
📖 TERMS ON THIS PAGE2terms
Anti-Submarine Warfare. Capability to detect, track, and engage submarines.
Type of internal combustion engine fuel, refined from crude oil.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources