M320

Wheel Excavators M320

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Key Specs

Engine Power - ISO 14396
174 HP
129 kW
Operating Weight Maximum
46740 lb
21200 kg
Maximum Travel Speed
21.7 mile/h
35 km/h

Overview

MAXIMIZE PRODUCTION AND PERFORMANCE

The Cat® M320 Excavator maximizes performance with up to 16 percent more swing torque to get the job done faster. Save time and money with up to 10 percent overall savings in maintenance costs, longer service intervals, and 100 percent daily ground-level maintenance. Combined with a comfortable working environment, the M320 keeps you working quickly and efficiently.

Benefits

MAXIMIZE PERFORMANCE

Work faster with up to 16% more swing torque. A longer wheelbase improves stability.

UP TO 10% LOWER MAINTENANCE COSTS

Longer, synchronized service intervals, 100% daily ground level maintenance and centralized grease points with an autolube option lower your overall costs.

ENHANCED COMFORT

Operate with ease in cab comfort options of your choice and better visibility with 360° machine view.

Product Specifications for M320

Engine Power - ISO 14396 174 HP 129 kW
Engine Model C4.4 C4.4
Engine Power - Maximum Gross - ISO 14396 - Metric 129.4 kW (176 hp) (PS) 129.4 kW (176 hp) (PS)
Bore 4 in 105 mm
Displacement 268.5 in³ 4.4 l
Stroke 5.3 in 135 mm
Maximum Travel Speed 21.7 mile/h 35 km/h
Main System - Maximum Flow - Implement 81 gal/min 306 l/min
Maximum Pressure - Equipment 5366 psi 37000 kPa
Maximum Pressure - Swing 5729 gal/min 39500 kPa
Maximum Pressure - Travel 5076 gal/min 35000 kPa
Operating Weight Maximum 46740 lb 21200 kg
Operating Weight Minimum 41450 lb 18800 kg
Cooling System 8.4 gal (US) 31.7 l
Diesel Exhaust Fluid (DEF) 7.9 gal (US) 30 l
Hydraulic System - Including Tank 71.3 gal (US) 270 l
Hydraulic Tank 40.9 gal (US) 155 l
Final Drive 0.7 gal (US) 2.5 l
Fuel Tank 124.2 gal (US) 470 l
Engine Oil 3.4 gal (US) 13 l
Boom 5260 mm (17'3") 5260 mm (17'3")
Bucket 0.98 m³ GD (1.28 yd³) 0.98 m³ GD (1.28 yd³)
Stick 2.5 m (8' 2") 2.5 m (8' 2")
Shipping Height - Top of Cab 11 ft 3370 mm
Shipping Length 29.3 ft 8925 mm
Counterweight Clearance 4.3 ft 1306 mm
Ground Clearance 1.4 ft 420 mm
Support Point 11.8 ft 3580 mm
Tail Swing Radius 8.5 ft 2600 mm
Wheel Base 8.9 ft 2700 mm
Boom Type VA Boom VA Boom
Bucket 0.98 m³ GD (1.28 yd³) 0.98 m³ GD (1.28 yd³)
Stick 2.5 m (8' 2") 2.5 m (8' 2")
Reach at Ground Level 30.5 ft 9290 mm
Vertical Wall Digging Depth 13.9 ft 4230 mm
Cutting Height 32.6 ft 9950 mm
Bucket Forces (ISO) 30799 lbf 137 kN
Stick Forces (ISO) 20682 lbf 92 kN
Note (1) Range values are with dual pneumatic tires (10.00-20). Range values are calculated with a GD bucket (CW) and CW-30 quick coupler with a tip radius of 1535 mm (5'0"). Range values are with dual pneumatic tires (10.00-20). Range values are calculated with a GD bucket (CW) and CW-30 quick coupler with a tip radius of 1535 mm (5'0").
Swing Speed 9.2 r/min 9.2 r/min
Maximum Swing Torque 37000 ft·lbf 50 kN·m
Note The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 0.85 kg of refrigerant which has a CO2 equivalent of 1.216 metric tonnes. The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 0.85 kg of refrigerant which has a CO2 equivalent of 1.216 metric tonnes.

M320 Standard Equipment

NOTE

  • Standard and optional equipment may vary. Consult your Cat dealer for details.

CAB

  • ROPS, sound suppression
  • High-resolution 254 mm (10 in) LCD touchscreen monitor

CAT TECHNOLOGIES

  • Cat Product Link
  • Remote Flash/Troubleshoot Capability

ELECTRICAL SYSTEM

  • LED lights on boom and cab
  • LED lights on chassis (left-hand, right-hand) an counterweight
  • Programmable time-delay LED working lights
  • Roading and indicator lights, front and rear
  • Maintenance free batteries
  • Centralized electrical disconnect switch
  • Electrical refueling pump

ENGINE

  • Power Mode Selector
  • One-touch low idle with auto engine speed control
  • Auto engine idle shutdown
  • 52° C (125° F) high-ambient cooling capacity
  • Cold start capability -18° C (0° F)
  • Double element air filter with integrated precleaner
  • Electric fuel priming pump
  • On-demand electric cooling fans with autoreverse function
  • Biodiesel capability up to B20

HYDRAULIC SYSTEM

  • Automatic swing brake
  • Auto hydraulic oil warm up
  • Electronic main control valve
  • Boom and stick drift reduction valves
  • Heavy lift mode
  • Quick coupler circuit
  • Separate dedicated swing pump

SAFETY AND SECURITY

  • Rear and side-view cameras
  • Wide angle mirrors
  • Ground-level engine shutoff switch
  • Anti-skid plate and countersunk bolts on service platform
  • Signaling/warning horn

SERVICE AND MAINTENANCE

  • Sampling ports for Scheduled Oil Sampling (S-O-S)

UNDERCARRIAGE AND STRUCTURES

  • Automatic brake/axle lock
  • All wheel drive

M320 Optional Equipment

NOTE

  • Standard and optional equipment may vary. Consult your Cat dealer for details.

BOOM AND STICKS

  • 5650 mm (18'6") one-piece boom
  • 5260 mm (17'3") variable adjustable boom
  • 2500 mm (8'2") stick
  • 2900 mm (9'6") stick

CAT TECHNOLOGIES

  • Cat Grade with 2D
  • Cat Grade with Advanced 2D
  • Cat Grade with 3D
  • Payload
  • 2D E-Fence

CAB

  • Deluxe cab
  • Premium cab
  • Auxiliary relay

ELECTRICAL SYSTEM

  • Electrical refueling pump

HYDRAULIC SYSTEM

  • One-slider joysticks
  • Two-slider joysticks
  • Combined flow/high-pressure auxiliary circuit
  • SmartBoom
  • Ride control
  • Cat tilrotator support
  • Joystick steering

SAFETY AND SECURITY

  • 360° visibility
  • Cat asset tracker

SERVICE AND MAINTENANCE

  • Automatic lubrication system for implement and swing system

UNDERCARRIAGE AND STRUCTURES

  • 10.00-20 16 PR, dual tires
  • 315/70R22.5, no gap dual tires
  • 445/70R 19.5, single tires
  • 3700 kg (8,160 lb) counterweight
  • 4200 kg (9,260 lb) counterweight

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