320 Hydraulic Excavator
$940 Daily
$2,450 Weekly
$6,680 Monthly
The Cat® 320 raises the bar for efficiency and fuel economy in this size class. With the industry’s highest level of standard factory technology, a new cab focused on operator comfort, plus lower fuel and maintenance costs, the 320 will set a new pace for productivity and profit in your operation.
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Engine
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- Net Power - ISO 9249
- 172HP
- Engine Model
- Cat C4.4e TTA
- Engine Power - ISO 14396
- 174HP
- Bore
- 4in
- Stroke
- 5in
- Displacement
- 269in³
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Weights
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- Operating Weight
- 49600lb
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Working Ranges & Forces
-
- Maximum Digging Depth
- 22.1ft
- Boom
- Reach 5.7 m (18'8")
- Stick
- Reach 2.9 m (9'6")
- Bucket
- 1.19 m ³ (1.56 yd³)
- Maximum Reach at Ground Level
- 32.4ft
- Maximum Cutting Height
- 30.8ft
- Maximum Loading Height
- 21.4ft
- Minimum Loading Height
- 7.1ft
- Maximum Depth Cut for 2440 mm (8 ft) Level Bottom
- 21.5ft
- Maximum Vertical Wall Digging Depth
- 17ft
- Bucket Digging Force - ISO
- 38811lbf
- Stick Digging Force - ISO
- 23911lbf
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Hydraulic System
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- Main System - Maximum Flow
- 429 l/min (113 gal/min)
- Maximum Pressure - Equipment
- 5075psi
- Maximum Pressure - Travel
- 4974psi
- Maximum Pressure - Swing
- 3988psi
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Swing Mechanism
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- Maximum Swing Torque
- 60300ft·lbf
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Service Refill Capacities
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- Fuel Tank Capacity
- 86.6gal (US)
- Cooling System
- 6.6gal (US)
- Engine Oil
- 4gal (US)
- Swing Drive - Each
- 3.2gal (US)
- Final Drive - Each
- 1.3gal (US)
- Hydraulic System - Including Tank
- 61.8gal (US)
- Hydraulic Tank
- 30.4gal (US)
- DEF Tank
- 10.3gal (US)
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Dimensions
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- Boom
- Reach 5.7 m (18'8")
- Stick
- Reach 2.9 m (9'6")
- Bucket
- 1.19 m ³ (1.56 yd³)
- Shipping Height - Top of Cab
- 9.8ft
- Handrail Height
- 9.8ft
- Shipping Length
- 31ft
- Tail Swing Radius
- 9.3ft
- Counterweight Clearance
- 3.4ft
- Ground Clearance
- 1.6ft
- Track Length
- 14.7ft
- Length to Center of Rollers
- 12ft
- Track Gauge
- 7.9ft
- Transport Width
- 9.8ft
Standard Equipment:
-
Note
-
- Standard and optional equipment may vary. Consult your Cat dealer for details.
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Cab
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- Rollover protective structure (ROPS)
- Air-adjustable seat with heat (Deluxe only)
- Auto-adjustable seat with heat and air ventilation (Premium only)
- High-resolution 254 mm (10 inch) LCD touchscreen monitor
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Cat Technology
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- Cat Product Link™
- Remote Flash
- Remote Troubleshoot
- Cat Grade with 2D
- Cat Assist
- Cat Payload
- E-Fence
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Electrical System
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- Two 1,000 CCA maintenance-free batteries
- Programmable time-delay LED working lights
- LED chassis light, left-hand/right-hand boom lights, cab lights
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Engine
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- Cat C4.4 twin turbo diesel engine
- Three selectable power modes
- Automatic engine speed control
- 52°C (126°F) ambient cooling capacity
- -32°C (-25°F) cold start capability
- Double element air filter with integrated precleaner
- Reversing electric cooling fans
- Biodiesel capability up to B20
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Hydraulic System
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- Boom and stick regeneration circuits
- Auto warm up
- Auto two-speed travel
- Auto dig boost
- Boom and stick drift reduction valve
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Safety And Security
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- Rearview and right-side-view cameras
- Ground-level engine shutoff switch
- Right-hand handrail and hand hold
- Signaling/warning horn
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Service And Maintenance
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- Sampling ports for Scheduled Oil Sampling (S·O·S)
- Ground-level and platform-level engine oil dipsticks
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Undercarriage And Structures
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- Tie-down points on base frame
Optional Equipment:
-
Note
-
- Standard and optional equipment may vary. Consult your Cat dealer for details.
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Booms And Sticks
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- 5.7 m (18'8") Reach boom
- 5.7 m (18'8") HD Reach boom
- 2.8 m (9'2") Stub + 3.3 m (10'10") Fore, VA boom
- 8.85 m (29'0") Super Long Reach boom
- 2.5 m (8'2") Reach stick
- 2.9 m (9'6") Reach stick
- 2.5 m (8'2") HD Reach stick
- 2.9 m (9'6") HD Reach stick
- 2.9 m (9'6") HD Thumb Ready Reach stick
- 6.28 m (20'7") Super Long Reach stick
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Cab
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- Cat Stick Steer
- Auxiliary relay
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Cat Technology
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- Cat Grade with Advanced 2D
- Cat Grade with 3D single GNSS
- Cat Grade with 3D dual GNSS
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Hydraulic System
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- Boom and stick lowering check valves
- Hammer return filter circuit
- Advanced tool control (two pump, one/two way high-pressure flow)
- Medium-pressure circuit
- Quick coupler circuit for Cat pin grabber
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Safety And Security
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- Cat Detect People Detection
- 360° visibility
- Cat Command remote control
- Swing alarm
- Inspection lighting
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Service And Maintenance
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- Integrated vehicle health management system
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Undercarriage And Structures
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- 600 mm (24") triple grouser shoes
- 700 mm (28") triple grouser shoes
- 790 mm (31") triple grouser shoes
- 900 mm (35") triple grouser shoes
- 4.2 mt (9,300 lb) counterweight
- 4.7 mt (10,400 lb) counterweight
