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Caterpillar 320B Excavator Specs

The Caterpillar 320B Excavator is a powerful and versatile machine designed for a variety of excavation tasks. With impressive max cutting heights, digging depths, loading heights, and reach along the ground, this excavator offers exceptional performance capabilities. Equipped with a reliable Cat 3066 T Diesel Engine generating 128 horsepower, and boasting a range of hydraulic system specifications, the Caterpillar 320B combines efficiency with robust power. This machine also features a spacious cab, advanced drive system, and ample operating weight for stability and control on any job site. Get the job done efficiently and effectively with the Caterpillar 320B Excavator.


Boom/Stick 1

Caterpillar 320B Excavator Boom/Stick 1 specifications
Boom/Stick 1 Boom 18\'7\" (5680mm) / Stick 12\'8\" (3900mm)
Max Cutting Height 31.99 ft (9.75 m)
Max Digging Depth 24.87 ft (7.58 m)
Max Loading Height 22.74 ft (6.93 m)
Max Reach Along Ground 34.88 ft (10.63 m)
Max Vertical Wall Digging Depth 22.35 ft (6.81 m)
Shipping Height Of Unit 11.26 ft (3.43 m)
Shipping Length Of Unit 30.91 ft (9.42 m)

Boom/Stick 2

Caterpillar 320B Excavator Boom/Stick 2 specifications
Boom/Stick 2 Boom 18\'7\" (5680mm) / Stick 9\'7\" (2900mm)
Max Cutting Height 31.07 ft (9.47 m)
Max Digging Depth 21.79 ft (6.64 m)
Max Loading Height 21.56 ft (6.57 m)
Max Reach Along Ground 32.09 ft (9.78 m)
Max Vertical Wall Digging Depth 19.82 ft (6.04 m)
Shipping Height Of Unit 9.62 ft (2.93 m)
Shipping Length Of Unit 30.98 ft (9.44 m)

Boom/Stick 3

Caterpillar 320B Excavator Boom/Stick 3 specifications
Boom/Stick 3 Boom 18\'7\" (5680mm) / Stick 8\'2\" (2500mm)
Max Cutting Height 30.06 ft (9.16 m)
Max Digging Depth 20.18 ft (6.15 m)
Max Loading Height 21.20 ft (6.46 m)
Max Reach Along Ground 30.55 ft (9.31 m)
Max Vertical Wall Digging Depth 17.49 ft (5.33 m)
Shipping Height Of Unit 9.88 ft (3.01 m)
Shipping Length Of Unit 31.04 ft (9.46 m)

Boom/Stick 4

Caterpillar 320B Excavator Boom/Stick 4 specifications
Boom/Stick 4 Boom 18\'7\" (5680mm) / Stick 6\'3\" (1900mm)
Max Cutting Height 28.81 ft (8.78 m)
Max Digging Depth 18.48 ft (5.63 m)
Max Loading Height 19.56 ft (5.96 m)
Max Reach Along Ground 28.75 ft (8.76 m)
Max Vertical Wall Dig Depth 15.36 ft (4.68 m)
Shipping Height Of Unit 10.01 ft (3.05 m)
Shipping Length Of Unit 31.14 ft (9.49 m)

Boom/Stick 5

Caterpillar 320B Excavator Boom/Stick 5 specifications
Boom/Stick 5 Mass Boom 17\'1\" (5200mm) / Stick 7\'10\" (2400mm)
Max Cutting Height 28.78 ft (8.77 m)
Max Digging Depth 18.71 ft (5.70 m)
Max Loading Height 19.43 ft (5.92 m)
Max Reach Along Ground 28.75 ft (8.76 m)
Max Vertical Wall Dig Depth 16.11 ft (4.91 m)
Shipping Height Of Unit 10.01 ft (3.05 m)
Shipping Length Of Unit 29.53 ft (9.00 m)

Buckets

Caterpillar 320B Excavator Buckets specifications
Maximum Bucket Capacity 2 cu yd
Minimum Bucket Capacity 0.5 cu yd
Reference Bucket Capacity 1.2 cu yd

Dimensions

Caterpillar 320B Excavator Dimensions specifications
Ground Clearance 1.56 ft (0.48 m)
Height 11.33 ft (3.45 m)
Height To Top Of Cab 9.65 ft (2.94 m)
Length 31.17 ft (9.50 m)
Length Of Track On Ground 10.72 ft (3.27 m)
Removal Counterweight Clearance 3.43 ft (1.05 m)
Tail Swing Radius 9.03 ft (2.75 m)
Weight 42,770.00 lbs (19,400.17 kg)
Width 9.83 ft (3.00 m)
Width To Outside Of Tracks 9.19 ft (2.80 m)

Drive

Caterpillar 320B Excavator Drive specifications
Maximum Drawbar Pull 39,800.00 lbs (18,049.89 kg)
Maximum Travel Speed 3.40 mph (5.47 kph)

Engine

Caterpillar 320B Excavator Engine specifications
Aspiration Turbocharged
Bore 4.10 in (10.41 cm)
Displacement 389.00 cu in (6,374.58 cu cm)
Engine Make 2236
Engine Model 3066T
Gross Power 134.00 hp (99.93 kw)
Net Flywheel Power 128.00 hp (95.45 kw)
Net Power 128.00 hp (95.45 kw)
Net Power - Eec 80/1269 128.00 hp (95.45 kw)
Net Power - Iso 9249 128.00 hp (95.45 kw)
Net Power - Sae J1349 128.00 hp (95.45 kw)
Number Of Cylinders 6
Power Measured @ 1800 rpm
Stroke 5.20 in (13.21 cm)

Hydraulic System

Caterpillar 320B Excavator Hydraulic System specifications
B1 Family Bucket Cylinder - Bore 5.00 in (12.70 cm)
B1 Family Bucket Cylinder - Stroke 41.00 in (104.14 cm)
Boom Cylinder - Bore 5.00 in (12.70 cm)
Boom Cylinder - Stroke 50.00 in (127.00 cm)
C Family Bucket Cylinder - Bore 5.00 in (12.70 cm)
C Family Bucket Cylinder - Stroke 46.00 in (116.84 cm)
Main Implement System - Maximum Flow (2x) 48.90 gpm (185.09 lpm)
Maximum Pressure - Equipment 4980 psi
Maximum Pressure - Swing 3340 psi
Maximum Pressure - Travel 4980 psi
Pilot System - Maximum Flow 10.80 gpm (40.88 lpm)
Pilot System - Maximum Pressure 600 psi

Operational

Caterpillar 320B Excavator Operational specifications
Alternator Supplied Amperage 50 amps
Cooling System Fluid Capacity 6.70 gal (25.36 l)
Engine Oil Capacity 5.50 gal (20.82 l)
Fuel Capacity 89.90 gal (340.27 l)
Hydraulic Pump Flow Capacity 97.80 gpm (370.17 lpm)
Hydraulic System Fluid Capacity 58.20 gal (220.29 l)
Hydraulic System Relief Valve Pressure 4980 psi
Operating Voltage 24 V
Operating Weight 42,769.70 lbs (19,396.69 kg)
Swing Drive Fluid Capacity 1.60 gal (6.06 l)

Service Refill Capacities

Caterpillar 320B Excavator Service Refill Capacities specifications
Cooling System 6.60 gal (24.98 l)
Engine Oil 5.10 gal (19.30 l)
Final Drive - Each 2.60 gal (9.84 l)
Fuel Tank Capacity 90.00 gal (340.65 l)
Hydraulic System - Including Tank 58.00 gal (219.53 l)
Swing Drive 1.60 gal (6.06 l)

Swing Mechanism

Caterpillar 320B Excavator Swing Mechanism specifications
Swing Torque 42,050.00 lbs ft (57,011.39 nm)

Track

Caterpillar 320B Excavator Track specifications
Optional (1) 24.00 in (60.96 cm)
Optional (2) 28.00 in (71.12 cm)
Optional (3) 32.00 in (81.28 cm)
Standard With Long Undercarriage - Triple Grouser 32.00 in (81.28 cm)
Standard With Standard Undercarriage 24.00 in (60.96 cm)

Undercarriage

Caterpillar 320B Excavator Undercarriage specifications
Drawbar Pull 39,800.00 lbs (18,049.89 kg)
Max Travel Speed 3.42 mph (5.50 kph)
Shoe Size 23.63 in (60.02 cm)
Track Gauge 7.22 ft (2.20 m)

Weights

Caterpillar 320B Excavator Weights specifications
Operating Weight - Standard Undercarriage 42,770.00 lbs (19,396.83 kg)
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