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Caterpillar

M322D

Excavator

Operating Weight
49,604 lb
Max Digging Depth
256 in
Net Power
165.0 hp
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Caterpillar M322D Excavator
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Specifications

113 data points

Operating Specifications

Operating Specifications specifications
Operating Weight49,604 lb
Fuel Capacity101.8 gal
Hydraulic Pump Flow Capacity92.5 gal/min
Hydraulic System Fluid Capacity88.5 gal
Hydraulic System Relief Valve Pressure5,076 psi
Engine Oil Capacity4.0 gal
Cooling System Fluid Capacity8.8 gal
Alternator Supplied Amperage75 A
Hydraulic Pump TypePiston
Tire Size11.00-20 16PR dual
Oscillating Axle Angle9 °
Front Diff Fluid Capacity3.0 gal
Rear Diff Fluid Capacity3.9 gal
Max Steering Angle35 °

Engine

Engine specifications
Engine ModelCat C6.6 with ACERT Technology
Displacement403 in³
Power Measured @2,000 rpm
Gross Power173.0 hp
Net Power165.0 hp
Number of Cylinders6
Torque Measured @1,400 rpm
MakeCaterpillar
Bore4 in
Stroke5 in
Net Torque553 lb-ft
Maximum Torque - 1,400 rpm553 lb-ft
Ratings2,000 rpm

Weights

Weights specifications
One-Piece Boom - Front and Rear Outriggers45,085 lb
VA Boom - Front and Rear Outriggers46,518 lb
VA Boom - Rear Dozer, Front Outriggers45,966 lb
Dozer Blade2,028 lb
Outriggers2,778 lb
One-Piece Boom - Rear Dozer, Front Outriggers44,533 lb
VA Boom - Rear Dozer Only43,321 lb

Hydraulic System

Hydraulic System specifications
Maximum Flow - Auxiliary Circuit - Medium Pressure13.0 gal/min
Maximum Pressure - Auxiliary Circuit - High Pressure5,076 psi
Maximum Pressure - Implement Circuit - Heavy Lift5,439 psi
System92.0 gal
Maximum Flow - Implement/Travel Circuit92.0 gal/min
Maximum Pressure - Auxiliary Circuit - Medium Pressure2,683 psi
Maximum Pressure - Implement Circuit - Normal5,076 psi
Tank Capacity58.0 gal
Maximum Flow - Auxiliary Circuit - High Pressure55.0 gal/min
Maximum Flow - Swing Mechanism30.0 gal/min
Maximum Pressure - Swing Mechanism4,931 psi
Maximum Pressure - Travel Circuit5,076 psi

Dimensions

Dimensions specifications
Ground Clearance16 in
Height - Top of Cab126 in
Wheelbase109 in
Overall Width9 in
Tail Swing Radius109 in
Upper Structure Clearance52 in
Overall Width - Outriggers Down156 in

Transmission

Transmission specifications
Max Travel Speed16.0 mph
Transmission TypeGear
Number of Forward Gears2
Number of Reverse Gears2
Drawbar Pull25,179 lb
Creeper Speed - 1st Gear2.0 mph
Creeper Speed - 2nd Gear7.5 mph
Forward/Reverse - 1st Gear4.0 mph
Forward/Reverse - 2nd Gear16.0 mph
Maximum Gradeability60.0 %

Undercarriage

Undercarriage specifications
Ground Clearance16 in
Oscillation Axle Angle9 °

Tires & Wheels

Tires & Wheels specifications
Standard1) 11.00-20 (dual pneumatic)
Optional1) 10.00-20 (dual solid rubber)

Boom/Stick Excavator Option 1

Boom/Stick Excavator Option 1 specifications
Max Digging Depth256 in
Max Reach Along Ground406 in

Bucket

Bucket specifications
Reference Bucket Capacity1.60 yd³
Maximum Bucket Capacity2.11 yd³
Minimum Bucket Capacity0.80 yd³
Bucket Capacities2.05 yd³

Drive System

Drive System specifications
Maximum Travel Speed15.6 mph

Service Refill Capacities

Service Refill Capacities specifications
Fuel Tank102.0 gal
Engine Crankcase4.0 gal
Front Steering Axle - Differential2.9 gal
Powershift Transmission0.7 gal
Rear Axle - Housing (Differential)3.7 gal
Final Drive0.7 gal
Cooling9.8 gal

Swing Mechanism

Swing Mechanism specifications
Swing Speed9 rpm
Swing Torque41,302 lb-ft

Boom/Stick Mobile Excavator Option 1

Boom/Stick Mobile Excavator Option 1 specifications
Max Digging Depth236 in
Max Cutting Height417 in
Max Reach Along Ground378 in
Max Loading Height274 in
Shipping Length of Unit372 in
Shipping Height of Unit128 in
Max Vertical Wall Dig Depth175 in

Boom/Stick Mobile Excavator Option 2

Boom/Stick Mobile Excavator Option 2 specifications
Max Digging Depth248 in
Max Cutting Height419 in
Max Reach Along Ground388 in
Max Loading Height283 in
Shipping Height of Unit127 in
Shipping Length of Unit372 in
Max Vertical Wall Dig Depth175 in

Boom/Stick Mobile Excavator Option 3

Boom/Stick Mobile Excavator Option 3 specifications
Max Digging Depth264 in
Max Cutting Height431 in
Max Reach Along Ground403 in
Max Loading Height296 in
Shipping Height of Unit128 in
Shipping Length of Unit372 in
Max Vertical Wall Dig Depth191 in

Boom/Stick Mobile Excavator Option 4

Boom/Stick Mobile Excavator Option 4 specifications
Max Digging Depth228 in
Max Cutting Height381 in
Max Reach Along Ground383 in
Max Loading Height248 in
Shipping Height of Unit131 in
Shipping Length of Unit380 in
Max Vertical Wall Dig Depth176 in

Working Ranges

Working Ranges specifications
Maximum Digging Depth264 in
Maximum Reach - Ground Level407 in

Comparable machines

Other excavators in a similar weight class.