Caterpillar · Mobile Excavator

Caterpillar M322C Mobile Excavator Specs

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Overview

The Caterpillar M322C Mobile Excavator is a mobile excavator listed in the Heavy Equipment Hub equipment database with structured specifications for comparison, research, and machine selection. Key specification points include engine power of 165 hp, operating weight of 49604.1 lb, working depth of 20.61 ft, reach of 32.03 ft, capacity of 1.2 yd³ and travel speed of 15.5 mph. This model can be reviewed for excavation, trenching, loading, site preparation, and fleet comparison workflows. Use the full specifications table to compare the Caterpillar M322C Mobile Excavator against similar mobile excavator models by power, weight, capacity, dimensions, speed, and other technical values.

Key Specifications

Operating Weight
48,060.80
lb

Net Power
165
hp

Max Digging Depth
20.61
ft

Reference Bucket Capacity
1.20
yd3

Full Specifications

104 specs

Dimensions

Boom 5650mm / Stick 2500mm 4

Ground Clearance 1.19 ft / 0.36 m

Height to Top of Cab 10.50 ft / 3.20 m

Max Cutting Height 34.16 ft / 10.41 m

Max Digging Depth 20.61 ft / 6.28 m

Max Loading Height 22.97 ft / 7.00 m

Max Reach Along Ground 32.03 ft / 9.76 m

Max Vertical Wall Dig Depth 14.67 ft / 4.47 m

Maximum Flow 29.60 gal/min / 112.0 L/min

Overall Width 9.03 ft / 2.75 m

Overall Width - Outriggers Down 13 ft / 3.96 m

Shipping Height Of Unit 13.06 ft / 3.98 m

Shipping Length Of Unit 30.98 ft / 9.44 m

Tail Swing Radius 9.03 ft / 2.75 m

Upper Structure Clearance 4.29 ft / 1.31 m

VA Boom 5440mm / Stick 2500mm 2

VA Boom 5440mm / Stick 2900mm 3

Wheelbase 9.03 ft / 2.75 m

Engine

2.2 M (7'3") Stick 1,278.70

2.48 M (8'2") Stick 1,322.80

2.78 M (9'2") Stick 1,477.10

2nd Gear - Forward 15.50

2nd Gear - Reverse 12.40

Bore 3.90 in / 99 mm

Cooling System Fluid Capacity 10.40 gal / 39.4 L

Counterweight 8,598 lb / 3,900 kg

Creeper Speed - 1st Gear 2.50

Creeper Speed - 2nd Gear 8.10

Cylinders 6

Displacement 366 cu in / 6.0 L

Dozer Blade 1,985 in / 50,419 mm

Eec 80/1269 164

Engine Make 2236

Engine Model 3056E DIT ATAAC

Engine Oil Capacity 4.30 gal / 16.3 L

Flywheel Power 164 hp / 122.3 kW

Forward/Reverse - 1st Gear 5.60

Front And Rear Outriggers (1) 50,045

Front And Rear Outriggers (2) 48,940

Front Diff Fluid Capacity 3 gal / 11.4 L

Fuel Capacity 101.80 gal / 385.4 L

Fuel Tank 102 gal / 386.1 L

Fuel Tank Capacity 101.80 gal / 385.4 L

Hydraulic Pump Flow Capacity 89.90 gal/min / 340.3 L/min

Hydraulic System Fluid Capacity 92.50 gal / 350.2 L

Hydraulic System Relief Valve Pressure 5,076 psi / 350.0 bar

Hydraulic Tank 59.40 gal / 224.9 L

Iso 9249 164

Max Steering Angle 35 deg

Maximum Bucket Capacity 1.70 yd³ / 1.30 m³

Maximum Gradeability 62 %

Maximum Torque - 1,400 Rpm 513 lb-ft / 695 Nm

Minimum Bucket Capacity 0.80 yd³ / 0.61 m³

Net Power 164 hp / 122.3 kW

Net Torque 513 lb-ft / 695 Nm

Number of Cylinders 6

Number of Forward Gears 2

Number of Reverse Gears 2

Operating Weight 48,061 lb / 21,800 kg

Optional 10

Oscillating Axle Angle 18 deg

Outriggers 2,870

Power Measured @ 2,000 rpm

Pressure 4,496 psi / 310.0 bar

Rear - Dozer Only (1) 46,300

Rear - Dozer Only (2) 45,195

Rear - Dozer, Front Outriggers (1) 49,160

Rear - Dozer, Front Outriggers (2) 48,060

Rear Diff Fluid Capacity 3.90 gal / 14.8 L

Reference Bucket Capacity 1.20 yd³ / 0.92 m³

Standard 11.00-20 dual pneumatic

Stroke 5 in / 127 mm

Swing Speed 10.50 deg

Swing Torque 41,525 deg

Tire Size 11 in / 279 mm

Torque Measured @ 1,400 rpm

Transmission 2nd Gear - Forward

Travel Speed 15.60 mph / 25.1 km/h

Hydraulics

High Pressure (1) 4,786 psi / 330.0 bar

High Pressure (2) 89.82 gal/min / 340.0 L/min

Implement/Travel Circuit 92 gal/min / 348.3 L/min

Medium Pressure 450 psi / 31.0 bar

Normal 5,076 psi / 350.0 bar

Travel Circuit 5,076 psi / 350.0 bar

Other

Bucket Digging Force - One Piece Boom 29,450 lb / 13,358 kg

Bucket Digging Force - Va Boom 29,450 lb / 13,358 kg

Maximum Digging Depth - One Piece Boom 20.70 ft / 6.31 m

Maximum Digging Depth - Va Boom 21.40 ft / 6.52 m

Maximum Reach - Ground Level 33.90 ft / 10.33 m

Maximum Reach - Ground Level, One Piece Boom 33.90 ft / 10.33 m

Maximum Reach - Ground Level, Va Boom 33.40 ft / 10.18 m

Stick Digging Force - One Piece Boom 25,853 lb / 11,727 kg

Stick Digging Force - Va Boom 25,853 lb / 11,727 kg

Cab/Fogs Option 10,262

Cooling 10.30

Disk Brakes 0.50

Engine Crankcase 4.30 gal / 16.3 L

Front Steering Axle - Differential 3 lb / 1 kg

Hydraulic System - Including Tank 92 gal / 348.3 L

Maximum Travel Speed 15.50 mph / 24.9 km/h

Net Power 165 hp / 123.0 kW

Powershift Transmission 0.70

Rear Axle - Housing (Differential) 4 lb / 2 kg

Undercarriage

Max Travel Speed 15.60 mph / 25.1 km/h

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Frequently Asked Questions

What is the operating weight of the Caterpillar M322C Mobile Excavator? +

The Caterpillar M322C Mobile Excavator has an operating weight of 48,061 lb (21,800 kg). This places it in a class suited for mobile excavator applications where ground pressure and transport weight are key considerations.

How powerful is the Caterpillar M322C Mobile Excavator engine? +

The Caterpillar M322C Mobile Excavator produces 164 hp (122.3 kW) of engine power. This output is typical for its weight class and designed to handle demanding Mobile Excavator work cycles efficiently.

What is the maximum digging depth of the Caterpillar M322C Mobile Excavator? +

The Caterpillar M322C Mobile Excavator has a maximum digging depth of 20.61 ft (6.28 m). This makes it suitable for trenching, foundation work, and other excavation tasks requiring vertical reach.

What is the maximum reach of the Caterpillar M322C Mobile Excavator? +

The Caterpillar M322C Mobile Excavator has a maximum reach along the ground of 32.03 ft (9.76 m), allowing it to work effectively across wide areas without repositioning.

What is the travel speed of the Caterpillar M322C Mobile Excavator? +

The Caterpillar M322C Mobile Excavator has a maximum travel speed of 15.6 mph (25.1 km/h), enabling efficient movement between work areas on the job site.

How does the Caterpillar M322C Mobile Excavator compare to similar Mobile Excavator models? +

You can compare the Caterpillar M322C Mobile Excavator side by side with any other model using the Heavy Equipment Hub compare tool. Key comparison points include engine power, operating weight, digging depth, hydraulic flow, and overall dimensions.