320 GC Hydraulic Excavator

320 GC Hydraulic Excavator

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The Cat® 320 GC excavator balances productivity with easy-to-use technology features, a comfortable cab, reduced fuel consumption by up to 20%, and longer maintenance intervals reducing maintenance costs by up ...
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Engine

Net Power - ISO 9249
146hp
Net Power - ISO 9249 (DIN)
148hp (metric)
Engine Model
Cat C4.4
Engine Power - ISO 14396:2002
148hp
Engine Power - ISO 14396 (DIN)
150hp (metric)
Bore
4in
Stroke
5in
Displacement
269in³
Biodiesel Capability
Up to B20¹
Emissions
Meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards
Note (1)
Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 2,000 rpm. Advertised power is tested per the specified standard in effect at the time
Note (2)
¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO

Weights

Operating Weight
48500lb
Note
Long undercarriage, Reach boom, R2.9 (9'6") stick, General Duty (GD) 1.0 m³ (1.31 yd³) bucket, 700 mm (28 in) triple grouser shoes and 4200 kg (9,300 lb) counterweight.

Working Ranges & Forces

Maximum Digging Depth
22ft
Boom
Reach 5.7 m (18.8)
Stick
Reach 2.9 m (9'6")
Bucket
GD 1.0 m³ (1.31 yd³)
Maximum Reach at Ground Level
32.3ft
Maximum Cutting Height
31ft
Maximum Loading Height
21.3ft
Minimum Loading Height
7.1ft
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom
21.6ft
Maximum Vertical Wall Digging Depth
18.7ft
Bucket Digging Force - ISO
28935lbf
Stick Digging Force - ISO
22281lbf

Hydraulic System

Main System - Maximum Flow
442 l/min (117 gal/min)
Maximum Pressure - Equipment
5075psi
Maximum Pressure - Travel
4974psi
Maximum Pressure - Swing
3625psi

Swing Mechanism

Swing Speed
11.6r/min
Maximum Swing Torque
54900ft·lbf

Service Refill Capacities

Fuel Tank Capacity
86.6gal (US)
Cooling System
6.6gal (US)
Engine Oil
4gal (US)
Swing Drive - Each
3.2gal (US)
Final Drive - Each
1.1gal (US)
Hydraulic System - Including Tank
61.8gal (US)
Hydraulic Tank
30.4gal (US)
DEF Tank
10.3gal (US)

Dimensions

Boom
Reach 5.7 m (18'8")
Stick
Reach 2.9 m (9'6")
Bucket
GD 1.0 m³ (1.31 yd³)
Shipping Height - Top of Cab
9.7ft
Handrail Height
9.8ft
Shipping Length
31.3ft
Tail Swing Radius
9.3ft
Counterweight Clearance
3.4ft
Ground Clearance
1.5ft
Track Length
14.7ft
Length to Center of Rollers
11.11ft
Track Gauge
7.9ft
Transport Width
10.4ft

Air Conditioning System

Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 0.85 kg (1.9 lb) of refrigerant which has a CO2 equivalent of 1.216 metric tonnes (1.340 tons).

Sustainability

Recyclability
97%

Optional Equipment:

    Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
    Boom And Sticks
    • 2.9 m (9'6") Reach stick
    • 2.5 m (8'2") Reach stick
    • 2.9 m (9'6") Reach Bare stick
    Cat Technology
    • VisionLink Productivity
    Hydraulic System
    • SmartBoom (Europe only)
    Safety And Security
    • Swing alarm
    • Inspection lighting
    Undercarriage And Structures
    • 600 mm (24") triple grouser shoes
    • 700 mm (28") triple grouser shoes
    • 790 mm (31") triple grouser shoes
    • 900 mm (35") triple grouser shoes
    Other Optional Configurations
    • Narrow (Europe only)