320 Hydraulic Excavator
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 ...
Engine
- Net Power - ISO 9249
- 172HP
- Engine Model
- Cat C4.4e TTA
- Engine Power - ISO 14396
- 174HP
- Bore
- 4in
- Stroke
- 5in
- Displacement
- 269in³
Weights
- Operating Weight
- 49600lb
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
Hydraulic System
- Main System - Maximum Flow
- 429 l/min (113 gal/min)
- Maximum Pressure - Equipment
- 5075psi
- Maximum Pressure - Travel
- 4974psi
- Maximum Pressure - Swing
- 3988psi
Swing Mechanism
- Maximum Swing Torque
- 60300ft·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
- 1.3gal (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
- 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
