Caterpillar 322B Specs

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Overview

The Caterpillar 322B is a hydraulic 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 153 hp, operating weight of 50,177 lb, working depth of 22.02 ft, reach of 32.85 ft, capacity of 1.4 yd³ and travel speed of 3.4 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 322B against similar hydraulic excavator models by power, weight, capacity, dimensions, speed, and other technical values.

Key Specifications

Operating Weight
50,177.30
lb

Net Power
153
hp

Gross Power
161
hp

Max Digging Depth
22.02
ft

Full Specifications

39 specs

Dimensions

Boom/Stick Option (Hex) 1 Boom 19\'4\" (5900mm) / Stick 9\'8\" (2950mm)

Ground Clearance 1.55 ft / 0.47 m

Height to Top of Cab 9.78 ft / 2.98 m

Length of Track on Ground 11.32 ft / 3.45 m

Max Cutting Height 31.76 ft / 9.68 m

Max Digging Depth 22.02 ft / 6.71 m

Max Loading Height 22.09 ft / 6.73 m

Max Reach Along Ground 32.85 ft / 10.01 m

Max Vertical Wall Digging Depth 18.71 ft / 5.70 m

Removal Counterweight Clearance 4 lb / 2 kg

Shipping Height Of Unit 10.24 ft / 3.12 m

Shipping Length Of Unit 32.68 ft / 9.96 m

Tail Swing Radius 9.52 ft / 2.90 m

Width To Outside Of Tracks 9.81 ft / 2.99 m

Engine

Alternator Supplied Amperage 55 A

Cooling System Fluid Capacity 8.40 gal / 31.8 L

Displacement 403 cu in / 6.6 L

Engine Make 2236

Engine Model 3116TA

Engine Oil Capacity 5.70 gal / 21.6 L

Fuel Capacity 89.90 gal / 340.3 L

Gross Power 161 hp / 120.1 kW

Hydraulic Pump Flow Capacity 108.40 gal/min / 410.3 L/min

Hydraulic System Fluid Capacity 70.10 gal / 265.4 L

Hydraulic System Relief Valve Pressure 4,980 psi / 343.4 bar

Maximum Bucket Capacity 2 yd³ / 1.53 m³

Minimum Bucket Capacity 1.30 yd³ / 0.99 m³

Net Power 153 hp / 114.1 kW

Number of Cylinders 6

Operating Voltage 24 V

Operating Weight 50,177 lb / 22,760 kg

Power Measured @ 1,950 rpm

Reference Bucket Capacity 1.40 yd³ / 1.07 m³

Swing Drive Fluid Capacity 2.20 gal / 8.3 L

Swing Torque 51,850 deg

Undercarriage

Drawbar Pull 43,613 lb / 19,782 kg

Max Travel Speed 3.42 mph / 5.5 km/h

Shoe Size 23.63 in / 600 mm

Track Gauge 7.85 ft / 2.39 m

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Frequently Asked Questions

What is the operating weight of the Caterpillar 322B? +

The Caterpillar 322B has an operating weight of 50,177 lb (22,760 kg). This places it in a class suited for hydraulic excavator applications where ground pressure and transport weight are key considerations.

How powerful is the Caterpillar 322B engine? +

The Caterpillar 322B produces 161 hp (120.1 kW) of engine power. This output is typical for its weight class and designed to handle demanding Hydraulic Excavator work cycles efficiently.

What is the maximum digging depth of the Caterpillar 322B? +

The Caterpillar 322B has a maximum digging depth of 22.02 ft (6.71 m). This makes it suitable for trenching, foundation work, and other excavation tasks requiring vertical reach.

What is the maximum reach of the Caterpillar 322B? +

The Caterpillar 322B has a maximum reach along the ground of 32.85 ft (10.01 m), allowing it to work effectively across wide areas without repositioning.

What is the travel speed of the Caterpillar 322B? +

The Caterpillar 322B has a maximum travel speed of 3.4 mph (5.5 km/h), enabling efficient movement between work areas on the job site.

How does the Caterpillar 322B compare to similar Hydraulic Excavator models? +

You can compare the Caterpillar 322B 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.