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Case

CX31

Mini Excavator

Max Digging Depth
111 in
Net Power
22.7 hp
All mini excavators
Case CX31 Mini Excavator
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Specifications

39 data points

Operating Specifications

Operating Specifications specifications
Fuel Capacity10.0 gal
Hydraulic Pump Flow Capacity16.6 gal/min
Hydraulic System Fluid Capacity12.7 gal
Hydraulic System Relief Valve Pressure3,277 psi
Operating Voltage12 V
Alternator Supplied Amperage24 A
Engine Oil Capacity1.0 gal
Cooling System Fluid Capacity0.7 gal

Engine

Engine specifications
Engine Model3TNE82A
Displacement81 in³
Power Measured @2,300 rpm
Net Power22.7 hp
Number of Cylinders4
Torque Measured @1,400 rpm
Max Torque59 lb-ft

Dimensions

Dimensions specifications
Ground Clearance13 in
Height - Top of Cab100 in
Length of Track on Ground61 in
Tail Swing Radius31 in
Width to Outside of Tracks61 in
Removal Counterweight Clearance23 in
Digging Depth108 in
Digging Reach108 in

Undercarriage

Undercarriage specifications
Ground Pressure4 psi
Number of Track Rollers per Side4
Max Travel Speed2.8 mph
Shoe Size12 in
Number of Carrier Rollers per Side1

Boom/Stick Excavator Option 1

Boom/Stick Excavator Option 1 specifications
Max Digging Depth111 in
Max Reach Along Ground190 in
Max Vertical Wall Digging Depth85 in
Max Loading Height125 in
Shipping Length of Unit175 in
Max Cutting Height178 in
Shipping Height of Unit100 in

Bucket

Bucket specifications
Reference Bucket Capacity0.20 yd³
Maximum Bucket Capacity0.20 yd³
Minimum Bucket Capacity0.10 yd³

Swing Mechanism

Swing Mechanism specifications
Swing Speed9 rpm

Comparable machines

Other mini excavators in a similar weight class.