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Military


Expeditionary Fighting Vehicle (EFV)
Advanced Amphibious Assault Vehicle (AAAV)


Specifications
Weight Empty: 62,880 Pounds (Less Fuel, Ammo, Crew, Infantry)
Combat Equipped: 74,500 Pounds (Full Fuel, Ammo, Crew, Infantry)
Reserve Buoyancy 30%
Center of Gravity Longitudinal: 131 Inches Aft of Final Drive
Transverse: +/- 1.0 Inch of Vehicle Centerline
Vertical: 20.7 Inches Above Final Drive
Mean Transition Sea Water Draft 80 Inches (Appx.)
Mean High Speed Configured Draft 58 Inches (Appx.)
Freeboard at Bow 16 Inches (Appx.)
Freeboard at Stern 14 Inches (Appx.)
Unit Ground Pressure Soft Soil: 8.9 psi
Hard Surface: 24.4 psi
Fuel Capacity 400 Gallons
Performance
Horsepower (Sea) to Weight Ratio (Combat Equipped) 69.1 HP/Ton
Horsepower (Land) to Weight Ratio (Combat Equipped) 22.8 HP/Ton
Drawbar Pull 43,500 Pounds on Level, Firm Terrain
(Maximum at Stall Tractive Effort)
Cruising Range (Land at 25 MPH) 300 Miles
Cruising Range (Water at 20 knots) 65 Nautical Miles
Cruising Speed (Land) 20 to 30 MPH
Cruising Speed (Water) 20 Knots
Maximum Speed Forward (Land) 45 MPH
Maximum Speed Forward (Water, High Speed) 25 Knots
Maximum Speed Forward (Water, Transition Speed) 10.5 Knots
Maximum Speed Reverse (Land) 15 MPH
Maximum Speed Reverse (Water) 4.5 MPH
Obstacle Ability 8-Foot Trench Span, 3-Foot Vertical Wall
Maximum Forward Grade (Combat Equipped) 60%
Maximum Side Slope (Combat Equipped) 40%
Ground Clearance (Combat Equipped) 16 inches
Minimum Turning Radius (Land) Pivot
Minimum Turning Radius (Water, High Speed) 328 feet at 80% of top speed
Minimum Turning Radius (Water, Transition Speed) Pivot
Minimum Turning Radius (Water, Transition Speed) Pivot
Objective Surf Transit Negotiate 8-Foot Plunging Surf Maintain Planing Speed in 3 Foot Significant Wave Height
Engine
Make MTU
Model MT883
Type 4 Cycle, 12 Cylinder, 90 Vee,
Water Cooled, Turbocharged
5.7" Bore
5.5" Stroke
1669 Cubic Inch displacement
12.5:1 Compression Ratio
Fuel Multi-fuel
Rated Horsepower (Land) 850 @ 2600 RPM
Rated Horsepower (Sea) 2575 @ 3300 RPM
Rated Torque (Land) 2626 ft-lbs @ 1700 RPM
Rated Torque (Sea) 4098 ft-lbs @ 3300 RPM
Oil Capacity 33.3 Gallons, 15W-40 Oil
Engine Coolant Capacity 40 Gals., 50/50 Ethylene Glycol/Water
Power Train
Transmission Allison Six Speed Transmission
Type Hydrokinetic with Infinitely Variable Steering, HD World Transmission (WT), Packard Electronic Controls
Maximum Converter Torque Multiplication 2.27:1
Gear Ratios (Forward) First Speed: 6.370:1
Second Speed: 3.002:1
Third Speed: 2.074:1
Fourth Speed: 1.357:1
Fifth Speed: 1.037:1
Sixth Speed: 0.911:1
Equal Forward and Reverse Speeds
Final Drive Ratios: 4.1176:1
Overall Maximum Torque Ratio (Engine to Sprocket) 59.5:1
Transmission Oil Capacity 10 Gallons 15W-40 Oil
Power Transfer Module Oil Capacity 10 Gallons 15W-40 Oil
Final Drive Oil Capacity 1.8 Gallons Each, 15W-40 Oil
Marine Drive Train
Water Jet Pump Thrust 22,794 Pounds Maximum (total)
Water Jet Pump Quantity 2
Water Jet Pump Location Port and Starboard, Aft
Water Jet Pump Steering and Reverse By Jet Deflectors
Running Gear
Type Hydropneumatic Suspension, Front Sprocket, Raised Rear Idler
Number of Wheels 7 Rubber Tired, Dual per Side, 24 Inch Dia.
Number of Return Idlers 3 per Side
Drive Sprocket Number of Teeth: 11
Feet per Revolution: 5.5
Number of Damped Stations: 3 per Side
Number of Undamped Stations: 4 per Side
Track: Aluminum, Double Pin, Rubber Bushed, with Replaceable Pads
Number of Blocks: 103 Maximum per side
Pitch: 6 Inches
Weight per Block: 26.1 Pounds Maximum
Weight per Side: 2688 Pounds Maximum
Hub Capacity: 14 oz of 15w-40 Oil
Electrical
Nominal Voltage 28VDC
Generator 1000 Amp, 28VDC
Battery Volts: 24 V Battery Packs (2x12V in Series)
Type: OPTIMA 800U
Quantity: 2 Packs
Communication
Vehicle System Radio: 3 VHF
1 Multi-band (Incl. SATCOM)
Intercom: Wireless headset
Protection
Armor 14.5 mm AP at 300 Meters
155/152 mm Fragments at 15 Meters
Fire Suppression
Automatic Fire Sensing and Suppression System (AFSSS) Number of Cylinders: 2, Engine/APU/Transmission Compartment
3, Crew Compartment
Capacity 8 lbs each for Engine/APU/Transmission
One 10 lb, and Two 7 lb each for Crew
Number of Sensors: 14
Portable Fire Extinguishers:
Number: 2
Capacity: 2.5 lbs each Location: Behind Driver and Turret
Vision and Sighting Equipment
Commander/Gunner 360 Field of Vision
Infantry Commander (IC) 120 Field of Vision
Driver 120 Field of Vision
Combined IC and Driver 270 Field of Vision
Driver's Ground Intercept 10 meters
Night Vision Forward Looking Infrared (FLIR)
Capacity
Cargo Space Volumer 350 Cubic Feet
Cargo Capacity (in lieu of Marines) 5,000 lbs
PERSONNEL COMPLEMENT
Crew 3 (Commander, Gunner, Driver)
Combat Equipped Marines 17 (285 lbs person and gear)
Armament and Ammunition
Main Weapon Mk 44 Mod 0 Bushmaster II 30 mm Cannon
Main Weapon Ammo (AP) Objective Ready Rounds: 50
Objective Stowed Rounds: 100
Main Weapon Ammo (HE) Objective Ready Rounds: 150
Objective Stowed Rounds: 300
Main Weapon Field of Movement Traverse: 360; Continuous Elevation: +45, -10
Secondary Weapon M240 Machine Gun, 7.62 mm Coax
Secondary Weapon Ammo Objective Ready Rounds: 800
Objective Stowed Rounds: 1600
Secondary Weapon Targeting Full Solution Fire Control
Smoke Grenade Launchers Hull: 16
Turret: 16
Navigation Equipment
GPS Position Locating Reporting System (PLRS) AN/VSQ-1
Global Positioning System (GPS)
Other Compass
Other Equipment
Auxiliary Power Unit 30 Horsepower Water Cooled Diesel:
10 KW Electric
Climate Control 3.5 GPM Hydraulic NBC/Climate Control Overpressure Micro-Climate/Macro-Climate Cooling
Hydraulic Capacity 35 gals, MIL-H-46170
Air Conditioning Coolant R-134a


Comparison of Selected AAAV Requirements
With AAV's Current Capabilities
Function AAAV requirement AAV capability
Water speed 23-29 miles per hour 6-8 miles per hour
Cross-country land speed Keep up with main battle tank which travels at 30 miles per hour 15-20 miles per hour
Range on water 65 miles 45 miles
Range on land 300 miles 300 miles
Troop-carrying capacity 18 combat-equipped troops 18 combat-equipped troops
Survivability (Armor Protection) Survive 14.5mm bullets without attaching enhanced armor plating to vehicle's hull Can only survive 14.5mm bullets if enhanced armor plating is attached to vehicle's hull
Lethality (Main Armament) Defeat light armored combat vehicles of 2005-2025 time frame during day and night while moving 40mm and .50 caliber machine guns, which cannot defeat light armored combat vehicles of today



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Page last modified: 26-08-2012 15:11:05 ZULU