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MD-415
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MD-615
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MD-815
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GENERAL
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Length
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33' 6" (10.21m) O.A.
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37' 6" (11.43m) O.A.
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38' 6" (11.73m) O.A.
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Height (without A/C)
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8' (2.44 m)
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8' 6" (2.59 m)
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8' 10" (2.69 m)
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Width
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8' 6" (2.59 m) transport
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9' (2.74m) transport
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9' 11" (3.02 m)
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Weight (Approx.)
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20,000 lbs (9,100 kg)
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23,000 lbs (10,400 kg)
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26,500 lbs (11,800 kg)
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Draft
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22" (55.88 cm)
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22" (55.88 cm)
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25" (63.5 cm)
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Fuel Capacity
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160 U.S. gallons (606 L)
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244 U.S. gallons (923 L)
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325 U.S. gallons (1230 L)
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ENGINE
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Type
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Cummins
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Cummins
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Cummins
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Model
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QSB 6.7
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QSC 8.3
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QSL 9
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Power
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173BHP (129kW) @ 2500 RPM
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260BHP (194kW) @ 2200 RPM
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325BHP (242kW) @ 2100 RPM
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PUMP
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Type
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Hi-chrome cast iron, centrifugal, recessed Impeller
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Impeller
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18" (45.72 cm)
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22" (55.88 cm)
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25" (63.5 cm)
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Suction
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4" (10.16 cm)
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6" (15.24 cm)
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8" (20.32 cm)
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Discharge
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4" (10.16 cm)
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6" (15.24 cm)
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8" (20.32 cm)
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Capacity (water @ 68F / 20C)
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3.75" (95 mm) Sphere - Variable to 1000 gpm (3,785 L/min) @ 130' (39.6 m) head @ 1400 RPM
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5.75" (146 mm) Sphere - Variable to 2000 gpm (7,570 L/min) @ 140' (42.7 m) head @ 1140 RPM
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7.75" (196 mm) Sphere - Variable to 3000 gpm (11,355 L/min) @ 140' (42.7 m) head @ 1030 RPM
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CUTTER ASSEMBLY
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Type
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Horizontal with full-width, flow-through suction (Paddle and cutting teeth available)
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Size
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8' 6" (2.59 m) wide x 21" (53.34 cm) diameter
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9' (2.74 m) wide x 21" (53.34 cm) diameter
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9' 11" (3.02 m) wide x 21" (53.34 cm) diameter
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Speed
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Variable 0-80 RPM (forward and reverse)
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Torque
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30,348 in-lbs. (3,429 N∙m)
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Operating Depth
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Variable to 15' (4.57 m) maximum (optional depths available upon request)
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PONTOONS
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Dimensions
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Two - 32" (81.28 cm) x 34" (86.36 cm) x 29' 6" (8.99 m)
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Two - 32" (81.28 cm) x 34" (86.36 cm) x 33' 6" (10.21 m)
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Two - 34" (86.36 cm) x 40" (101.6 cm) x 34' 6" (10.52 m)
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Description
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10 gauge steel, intergral bulheads and stiffeners, formed for rigidity, cora-foam filled
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PROPULSION
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Type
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Treble sheave hydraulic winch
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Traverse Speed
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Variable 0-50 ft/min (0-15.2 m/min)
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Cutting Speed
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0-15 ft/min (0-4.57 m/min)
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HYDRAULIC SYSTEM
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Pumps
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Three - variable displacement, axial piston / One - fixed displacement
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Motors
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Fixed displacement
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Capacity
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Total, 80 GPM (302.8 L/min) @ 2200 RPM
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Total, 130 GPM (492.1 L/min) @ 2200 RPM
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Total, 170 GPM (681.3 L/min) @ 2200 RPM
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Reservoirs
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100 U.S. gallons (378.5 L)
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DRIVE
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Description
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Hydraulic pump drive, direct from engine
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FILTERS
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Description
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Protected hydrostatic loop, high pressure suction & return
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RELIEF SETTINGS
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Centrifugal Pump
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4000 psi (276 bar)
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Cutter Head
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3000 psi (207 bar)
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Accessories
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3000 psi (207 bar)
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Boom
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1500 psi (103 bar)
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ELECTRICAL SYSTEM
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Alternator
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Output - 100 amp
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Battery
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Heavy Duty - 12 volt
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PRIME FINISH
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Lower Structure
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Shear Tar Epoxy Paint
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Upper Structure
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Blue and White Epxoy Paint
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