- Shipping Length Of Unit: 14.4 ft / 4390 mm
- Max Cutting Height: 15.58 ft / 4770 mm
- Shipping Height Of Unit: 8.44 ft / 2570 mm
- Max Loading Height: 11 ft / 3360 mm
Published dimensions and weight
Case CX31B
The Case CX31B is a mini excavator of about 3 t, powered by a 28.4 hp engine.
01Published dimensions and weight
Dimensions reference
Measurement reference — not to scale
01Dimensions referenceLength × width × height
02Operating Weight6679 lb3030 kg
03Selected published values47
Mini excavators are commonly used for digging and utility work where access or working space is limited. Published rows for Case CX31B include a published maximum digging depth of 9.17 ft / 2810 mm, published operating weight of 6679 lb / 3030 kg, published engine power of 28.4 hp / 21.2 kw. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Shipping Length Of Unit” field (14.4 ft / 4390 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Max Cutting Height” field (15.58 ft / 4770 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Shipping Height Of Unit” field (8.44 ft / 2570 mm) with the specific machine's configuration and records; options and condition can differ.
02Specifications
Published values, clearly grouped.
Published specifications and measurements are organized by section for quick reference.
Boom/Stick Option (Hex) 1
Shipping Length Of Unit14.4 ft4390 mm
Max Cutting Height15.58 ft4770 mm
Shipping Height Of Unit8.44 ft2570 mm
Max Loading Height11 ft3360 mm
Max Reach Along Ground15.5 ft4780 mm
Max Vertical Wall Digging Depth7.08 ft2160 mm
Max Digging Depth9.17 ft2810 mm
Boom/Stick Option (Hex) 1Boom 7'7" (2310mm)/ Stick 3'11" (1190mm)Boom 7'7" (2310mm)/ Stick 3'11" (1190mm)
Dimensions
Width To Outside Of Tracks5.08 ft1540 mm
Length Of Track On Ground5.08 ft1540 mm
Ground Clearance1.08 ft330 mm
Height To Top Of Cab8.42 ft2570 mm
Tail Swing Radius2.58 ft775 mm
Removal Counterweight Clearance1.87 ft570 mm
Undercarriage
Shoe Size11.82 in300 mm
Number Of Track Rollers Per Side44
Ground Pressure4.3 psi29.65 kPa
Number Of Carrier Rollers Per Side11
Max Travel Speed2.8 mph4.5 km/h
Drawbar Pull8655 lb38.5 kN
Engine
Emissions LevelTier 4Tier 4
Number Of Cylinders33
Engine Make23482348
Engine ModelYanmar 3TNV88-BPYBYanmar 3TNV88-BPYB
Net Power28.4 hp21.2 kw
Power Measured @2400 rpm2400 rpm
Displacement100.1 cu in1.7 L
Max Torque72.6 lb ft98.5 Nm
Torque Measured @1440 rpm1440 rpm
Lift System
Bucket Breakout Force6227.3 lb27.7 kN
Lift Over Side Max. Reach639.4 lb290 kg
Lift Over End Max. Reach - Lbs1785.8 lb810 kg
Operational
Operating Weight6679 lb3030 kg
Fuel Capacity10 gal38 L
Cooling System Fluid Capacity1.2 gal4.6 L
Hydraulic System Fluid Capacity12.7 gal48 L
Engine Oil Capacity1.8 gal6.7 L
Operating Voltage12 V12 V
Alternator Supplied Amperage24 amps24 amps
Hydraulic System Relief Valve Pressure3336 psi159.8 kPa
Hydraulic Pump Flow Capacity20.2 gal/min76.8 L/min
Swing Mechanism
Swing Speed8.9 rpm8.9 rpm
Buckets
Reference Bucket Capacity0.2 yd30.1 m3
Minimum Bucket Capacity0.1 yd30.1 m3
Maximum Bucket Capacity0.2 yd30.2 m3
Boom
Arm Length4.4 ft1341.2 mm
Boom Length8.1 ft2468.9 mm
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Manufacturer-published specifications.