- Shipping Length Of Unit: 16.9 ft / 5100 mm
- Max Cutting Height: 16.25 ft / 4950 mm
- Shipping Height Of Unit: 8.21 ft / 2500 mm
- Max Loading Height: 11.5 ft / 3490 mm
Published dimensions and weight
Caterpillar 303C CR
The Caterpillar 303C CR is a mini excavator of about 3.6 t; its S3Q2 engine is rated at 30 hp.
01Published dimensions and weight
Dimensions reference
Measurement reference — not to scale
01Dimensions referenceLength × width × height
02Operating Weight7835 lb3555 kg
03Selected published values94
Mini excavators are commonly used for digging and utility work where access or working space is limited. Published rows for Caterpillar 303C CR include a published maximum digging depth of 9.7 ft / 2910 mm, published operating weight of 7835 lb / 3555 kg, published engine power of 31 hp / 23.2 kw. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Shipping Length Of Unit” field (16.9 ft / 5100 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Max Cutting Height” field (16.25 ft / 4950 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Shipping Height Of Unit” field (8.21 ft / 2500 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 Unit16.9 ft5100 mm
Max Cutting Height16.25 ft4950 mm
Shipping Height Of Unit8.21 ft2500 mm
Max Loading Height11.5 ft3490 mm
Max Reach Along Ground16.9 ft5100 mm
Max Vertical Wall Digging Depth7.1 ft2400 mm
Max Digging Depth9.7 ft2910 mm
Boom/Stick Option (Hex) 1Standard StickStandard Stick
Boom/Stick Option (Hex) 2
Max Cutting Height16.7 ft5060 mm
Shipping Length Of Unit15.8 ft4770 mm
Max Loading Height10.1 ft3610 mm
Shipping Height Of Unit8.21 ft2500 mm
Max Reach Along Ground17.7 ft5350 mm
Max Vertical Wall Digging Depth8.4 ft2550 mm
Max Digging Depth9.7 ft2910 mm
Boom/Stick Option (Hex) 2Long StickLong Stick
Dimensions
Width To Outside Of Tracks5.08 ft1550 mm
Length Of Track On Ground7.25 ft2220 mm
Ground Clearance1.04 ft315 mm
Height To Top Of Cab8.17 ft2500 mm
Tail Swing Radius2.55 ft777.24 mm
Track Gauge4.1 ft1249.68 mm
Maximum Dump Height - Long Stick11.84 ft3.61 m
Maximum Dump Height - Standard Stick11.45 ft3.49 m
Maximum Horizontal Reach - Long Stick17.55 ft5.35 m
Maximum Horizontal Reach - Standard Stick16.73 ft5.1 m
Maximum Reach - Ground Level - Standard Stick16.8 ft5.13 m
Maximum Vertical Dig Depth - Standard Stick7.1 ft2.17 m
Removal Counterweight Clearance1.86 ft565 mm
Shipping Height8.2 ft2499.36 mm
Maximum Digging Depth - Long Stick10.5 ft3.21 m
Maximum Cutting Height - Standard Stick16.24 ft4.95 m
Shipping Length15.55 ft4739.65 mm
Maximum Cutting Height - Long Stick16.61 ft5.06 m
Height - Over Cab8.2 ft2.5 m
Width - Over Track5.09 ft1.56 m
Maximum Digging Depth - Standard Stick9.6 ft2.93 m
Swing Radius - Rear2.92 ft0.9 m
Length - Center Of Rollers16.73 ft16.73 ft
Track Shoe Width0.98 ft0.3 m
Transport Width5.09 ft1551.44 mm
Undercarriage
Shoe Size11.82 in300 mm
Max Travel Speed4.6 mph2.8 km/h
Swing System
Machine Swing Speed9 rpm9 rpm
Boom Swing - Left - Without Stop80 degrees80 degrees
Boom Swing - Left - With Stop55 degrees55 degrees
Boom Swing - Right50 degrees50 degrees
Engine
Number Of Cylinders33
Engine Make22512251
Engine ModelS3Q2S3Q2
Gross Power31 hp23.2 kw
Net Power30 hp22.4 kw
Power Measured @2300 rpm2300 rpm
Displacement116 cu in1.9 L
Operational
Operating Weight7835 lb3555 kg
Fuel Capacity11.9 gal45 L
Cooling System Fluid Capacity1.6 gal6 L
Hydraulic System Fluid Capacity17.2 gal65 L
Engine Oil Capacity1.6 gal6 L
Operating Voltage12 V12 V
Alternator Supplied Amperage50 amps50 amps
Hydraulic System Relief Valve Pressure3553 psi245 kPa
Hydraulic Pump Flow Capacity23.2 gal/min87.6 L/min
Swing Mechanism
Swing Speed9 rpm9 rpm
Weights
Operating Weight7573 lb3435.1 kg
Operating Weight - With Cab7835 lb3553.9 kg
Blade
Height13 in330.2 mm
Width5.1 ft1549.4 mm
Lift Height16 in406.4 mm
Dig Depth18 in457.2 mm
Hydraulic System
Operating Pressure - Swing2495 psi2495 psi
Operating Pressure - Equipment3553 psi3553 psi
Operating Pressure - Travel3553 psi3553 psi
Digging Force - Stick - Standard4249 lb1927.4 kg
Digging Force - Stick - Long3799 lb1723.2 kg
Digging Force - Bucket7419 lb3365.3 kg
Auxiliary Circuit - Primary (245 Bar/3,553 Psi)15.9 gal/min15.9 gal/min
Auxiliary Circuits - Secondary - At 174 Bar7.1 gal/min7.1 gal/min
Service Refill Capacities
Cooling System1.6 gal6.1 L
Fuel Tank11.9 gal45.1 L
Hydraulic Tank9.8 gal37.1 L
Hydraulic System17.2 gal65.2 L
Engine Oil1.6 gal6.1 L
Engine Dimensions
Bore3.5 in88.9 mm
Stroke4.1 in104.2 mm
Displacement116 cu in2 L
Sound Levels
Cab82 dB(A)82 dB(A)
Canopy78 dB(A)78 dB(A)
Msc Comments
Msc Spec Date12/0512/05
Travel System
Maximum Traction Force - High Speed3979 lb1804.9 kg
Maximum Traction Force - Low Speed7508 lb3405.6 kg
Gradeability - Maximum - High30 degrees30 degrees
Travel Speed - High2.9 mph4.7 km/h
Travel Speed - Low1.6 mph2.6 km/h
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Manufacturer-published specifications.