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Komatsu PC300LC-6 Excavator Specs

The Komatsu PC300LC-6 is a hydraulic crawler excavator in Komatsu's PC300 series, designed for general earthmoving, trenching, site preparation, and material handling. The "LC" designation indicates a long carriage undercarriage configuration, providing improved stability and ground contact for demanding jobsite conditions. As an excavator, the PC300LC-6 is typically used in construction, utility, and civil engineering applications where digging depth, breakout force, and reliable cycle performance are important. It is part of Komatsu's medium-to-large excavator class and is commonly referenced in equipment fleets, rental inventories, and used machinery listings.


Boom/Stick 1

Komatsu PC300LC-6 Excavator Boom/Stick 1 specifications
Boom/Stick 1 Boom 21'3" (6470mm)/Stick 7'3" (2200mm)
Max Cutting Height 31.44 ft (9.58 m)
Max Digging Depth 20.85 ft (6.36 m)
Max Loading Height 21.64 ft (6.60 m)
Max Reach Along Ground 32.65 ft (9.95 m)
Max Vertical Wall Digging Depth 16.80 ft (5.12 m)
Shipping Height Of Unit 11.37 ft (3.47 m)
Shipping Length Of Unit 36.44 ft (11.11 m)

Boom/Stick 2

Komatsu PC300LC-6 Excavator Boom/Stick 2 specifications
Boom/Stick 2 Boom 21'3" (6470mm)/Stick 8'4" (2550mm)
Max Cutting Height 32.70 ft (9.97 m)
Max Digging Depth 22.00 ft (6.71 m)
Max Loading Height 22.63 ft (6.90 m)
Max Reach Along Ground 33.98 ft (10.36 m)
Max Vertical Wall Digging Depth 19.30 ft (5.88 m)
Shipping Height Of Unit 11.23 ft (3.42 m)
Shipping Length Of Unit 36.06 ft (10.99 m)

Boom/Stick 3

Komatsu PC300LC-6 Excavator Boom/Stick 3 specifications
Boom/Stick 3 Boom 21'3" (6470mm)/Stick 10'5" (3185mm)
Max Cutting Height 33.50 ft (10.21 m)
Max Digging Depth 24.22 ft (7.38 m)
Max Loading Height 23.33 ft (7.11 m)
Max Reach Along Ground 35.83 ft (10.92 m)
Max Vertical Wall Digging Depth 21.26 ft (6.48 m)
Shipping Height Of Unit 10.68 ft (3.26 m)
Shipping Length Of Unit 35.88 ft (10.94 m)

Boom/Stick 4

Komatsu PC300LC-6 Excavator Boom/Stick 4 specifications
Boom/Stick 4 Boom 21'3" (6470mm)/Stick 13'2" (4020mm)
Max Cutting Height 34.62 ft (10.55 m)
Max Digging Depth 26.84 ft (8.18 m)
Max Loading Height 24.58 ft (7.49 m)
Max Reach Along Ground 38.49 ft (11.73 m)
Max Vertical Wall Dig Depth 23.89 ft (7.28 m)
Shipping Height Of Unit 11.78 ft (3.59 m)
Shipping Length Of Unit 36.01 ft (10.98 m)

Buckets

Komatsu PC300LC-6 Excavator Buckets specifications
Maximum Bucket Capacity 2.4 cu yd
Minimum Bucket Capacity 0.7 cu yd
Reference Bucket Capacity 1.8 cu yd

Dimensions

Komatsu PC300LC-6 Excavator Dimensions specifications
Ground Clearance 1.65 ft (0.50 m)
Height 11.33 ft (3.45 m)
Height To Top Of Cab 10.27 ft (3.13 m)
Length 36.42 ft (11.10 m)
Length Of Track On Ground 13.23 ft (4.03 m)
Removal Counterweight Clearance 3.89 ft (1.19 m)
Tail Swing Radius 10.83 ft (3.30 m)
Weight 73,149.00 lbs (33,179.87 kg)
Width 11.08 ft (3.38 m)
Width To Outside Of Tracks 10.80 ft (3.29 m)

Engine

Komatsu PC300LC-6 Excavator Engine specifications
Displacement 436.40 cu in (7,151.33 cu cm)
Engine Make 2238
Engine Model SAA6D108E
Gross Power 232.00 hp (173.01 kw)
Number Of Cylinders 6
Power Measured @ 1750 rpm

Operational

Komatsu PC300LC-6 Excavator Operational specifications
Fuel Capacity 142.70 gal (540.12 l)
Hydraulic Pump Flow Capacity 36.50 gpm (138.15 lpm)
Hydraulic System Fluid Capacity 54.20 gal (205.15 l)
Hydraulic System Relief Valve Pressure 5050 psi
Operating Weight 70,327.50 lbs (31,900.06 kg)

Swing Mechanism

Komatsu PC300LC-6 Excavator Swing Mechanism specifications
Swing Speed 10 rpm

Undercarriage

Komatsu PC300LC-6 Excavator Undercarriage specifications
Ground Pressure 7.4 psi
Max Travel Speed 3.42 mph (5.50 kph)
Shoe Size 27.56 in (70.00 cm)
Track Gauge 8.50 ft (2.59 m)
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