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Caterpillar

M322C

Excavator

Operating Weight
48,061 lb
Net Power
164.0 hp
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Caterpillar M322C Excavator
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Specifications

96 data points

Operating Specifications

Operating Specifications specifications
Operating Weight48,061 lb
Fuel Capacity101.8 gal
Hydraulic Pump Flow Capacity89.9 gal/min
Hydraulic System Fluid Capacity92.5 gal
Hydraulic System Relief Valve Pressure5,076 psi
Engine Oil Capacity4.3 gal
Cooling System Fluid Capacity10.4 gal
Tire Size11.00-20
Oscillating Axle Angle18 °
Front Diff Fluid Capacity3.0 gal
Rear Diff Fluid Capacity3.9 gal
Max Steering Angle35 °

Engine

Engine specifications
Engine ModelCat 3056E ATAAC
Displacement366 in³
Power Measured @2,000 rpm
Net Power164.0 hp
Number of Cylinders6
AspirationTurbocharged and Aftercooled
Torque Measured @1,400 rpm
Stroke5 in
Bore4 in
Net Torque513 lb-ft
ISO 9249164.0 hp
Maximum Torque - 1,400 rpm513 lb-ft

Weights

Weights specifications
Counterweight8,598 lb
Dozer Blade1,985 lb
Outriggers2,870 lb
Front and Rear Outriggers (1)50,045 lb
Front and Rear Outriggers (2)48,940 lb
Rear - Dozer Only (1)46,300 lb
Rear - Dozer Only (2)45,195 lb
Rear - Dozer, Front Outriggers (1)49,160 lb
Rear - Dozer, Front Outriggers (2)48,060 lb

Hydraulic System

Hydraulic System specifications
Travel Circuit5,076 psi
Implement/Travel Circuit92.0 gal/min
Normal5,076 psi

Dimensions

Dimensions specifications
Ground Clearance15 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 Speed15.6 mph
Transmission TypeHydrostatic
Number of Forward Gears2
Number of Reverse Gears2
Creeper Speed - 1st Gear2.5 mph
Creeper Speed - 2nd Gear8.1 mph
Forward/Reverse - 1st Gear5.6 mph
Maximum Gradeability62.0 %
Maximum Travel Speed15.5 mph

Tires & Wheels

Tires & Wheels specifications
Standard11.00-20 dual pneumatic
Optional10.00-20 dual solid rubber; 18-R 19.5 XF single

Bucket

Bucket specifications
Reference Bucket Capacity1.20 yd³
Maximum Bucket Capacity1.70 yd³
Minimum Bucket Capacity0.80 yd³

Service Refill Capacities

Service Refill Capacities specifications
Hydraulic System - Including Tank92.0 gal
Hydraulic Tank59.4 gal
Fuel Tank102.0 gal
Engine Crankcase4.3 gal
Front Steering Axle - Differential3.0 gal
Powershift Transmission0.7 gal
Rear Axle - Housing (Differential)3.9 gal
Cooling10.3 gal

Swing Mechanism

Swing Mechanism specifications
Swing Speed11 rpm
Swing Torque41,524 lb-ft

Boom/Stick Mobile Excavator Option 1

Boom/Stick Mobile Excavator Option 1 specifications
Max Digging Depth248 in
Max Cutting Height410 in
Max Reach Along Ground385 in
Max Loading Height276 in
Shipping Length of Unit372 in
Shipping Height of Unit157 in
Max Vertical Wall Dig Depth176 in

Boom/Stick Mobile Excavator Option 2

Boom/Stick Mobile Excavator Option 2 specifications
Max Digging Depth264 in
Max Cutting Height422 in
Max Reach Along Ground401 in
Max Loading Height288 in
Shipping Height of Unit157 in
Shipping Length of Unit372 in
Max Vertical Wall Dig Depth191 in

Boom/Stick Mobile Excavator Option 3

Boom/Stick Mobile Excavator Option 3 specifications
Max Digging Depth240 in
Max Cutting Height376 in
Max Reach Along Ground391 in
Max Loading Height246 in
Shipping Height of Unit128 in
Shipping Length of Unit380 in
Max Vertical Wall Dig Depth189 in

Boom/Stick Mobile Excavator Option 4

Boom/Stick Mobile Excavator Option 4 specifications
Max Digging Depth256 in
Max Cutting Height385 in
Max Reach Along Ground407 in
Max Loading Height254 in
Shipping Height of Unit130 in
Shipping Length of Unit380 in
Max Vertical Wall Dig Depth204 in

Fuel Tank

Fuel Tank specifications
Fuel Tank Capacity101.8 gal

Comparable machines

Other excavators in a similar weight class.