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Komatsu PC138US-2 Excavator

The Komatsu PC138US-2 Excavator offers impressive performance and versatility for various digging and loading tasks. With multiple boom/stick options available, this excavator provides a range of cutting heights, digging depths, and loading heights to suit different job requirements. The compact design and efficient engine make it a reliable choice for construction projects, while the spacious cab ensures operator comfort and control. Additionally, the machine's hydraulic system and undercarriage specifications further enhance its usability in varied working conditions. Discover all the capabilities of this excavator through its detailed specifications below.


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General Specifications

Boom/Stick Excavator Option 1

Max Cutting Height30 ft (9 m)
Max Digging Depth17 ft (5 m)
Max Loading Height22 ft (7 m)
Max Reach Along Ground26 ft (8 m)
Max Vertical Wall Digging Depth15 ft (5 m)
Shipping Height of Unit9 ft (3 m)
Shipping Length of Unit24 ft (7 m)

Boom/Stick Excavator Option 2

Max Cutting Height31 ft (9 m)
Max Digging Depth18 ft (5 m)
Max Loading Height23 ft (7 m)
Max Reach Along Ground27 ft (8 m)
Max Vertical Wall Digging Depth16 ft (5 m)
Shipping Height of Unit9 ft (3 m)
Shipping Length of Unit24 ft (7 m)

Boom/Stick Excavator Option 3

Max Cutting Height32 ft (10 m)
Max Digging Depth19 ft (6 m)
Max Loading Height24 ft (7 m)
Max Reach Along Ground28 ft (9 m)
Max Vertical Wall Digging Depth18 ft (5 m)
Shipping Length of Unit23 ft (7 m)

Boom/Stick Excavator Option 4

Max Cutting Height28 ft (9 m)
Max Digging Depth17 ft (5 m)
Max Loading Height20 ft (6 m)
Max Reach Along Ground25 ft (7 m)
Max Vertical Wall Dig Depth11 ft (3 m)
Shipping Length of Unit24 ft (7 m)

Boom/Stick Excavator Option 5

Max Cutting Height29 ft (9 m)
Max Digging Depth17 ft (5 m)
Max Loading Height21 ft (6 m)
Max Reach Along Ground26 ft (8 m)
Max Vertical Wall Dig Depth13 ft (4 m)
Shipping Height of Unit10 ft (3 m)
Shipping Length of Unit24 ft (7 m)

Boom/Stick Excavator Option 6

Max Cutting Height30 ft (9 m)
Max Digging Depth19 ft (6 m)
Max Loading Height22 ft (7 m)
Max Reach Along Ground27 ft (8 m)
Max Vertical Wall Dig Depth15 ft (4 m)
Shipping Height of Unit10 ft (3 m)
Shipping Length of Unit24 ft (7 m)

Bucket

Maximum Bucket Capacity1 cu yd (1 cu m)
Minimum Bucket Capacity1 cu yd (0 cu m)
Reference Bucket Capacity1 cu yd (1 cu m)

Dimensions

Ground Clearance1 ft (0 m)
Height - Top of Cab9 ft (3 m)
Length of Track on Ground10 ft (3 m)
Removal Counterweight Clearance3 ft (1 m)
Tail Swing Radius5 ft (1 m)
Width to Outside of Tracks8 ft (2 m)

Engine

AspirationTurbocharged with aftercooler
Displacement199 cu in (3,261 cu cm)
Engine ModelSAA4D95LE-3
Net Power88 hp (66 kw)
Power Measured @2200 rpm

Operating Specifications

Alternator Supplied Amperage35 amps
Cooling System Fluid Capacity5 gal (19 l)
Engine Oil Capacity5 gal (17 l)
Fuel Capacity53 gal (200 l)
Hydraulic Pump Flow Capacity60 gpm (226 lpm)
Hydraulic System Fluid Capacity18 gal (69 l)
Hydraulic System Relief Valve Pressure5049.3 psi
Operating Voltage24 volts
Operating Weight29,718 lbs (13,480 kg)
Swing Drive Fluid Capacity1 gal (3 l)

Swing Mechanism

Swing Speed10.5 rpm

Undercarriage

Drawbar Pull27,558 lbs (12,500 kg)
Ground Pressure6.1 psi
Max Travel Speed3 mph (5 kph)
Number of Carrier Rollers per Side1
Number of Shoes per Side43
Number of Track Rollers per Side7
Shoe Size20 in (50 cm)
Track Gauge7 ft (2 m)