- Shipping Length Of Unit: 15.83 ft / 4820 mm
- Max Cutting Height: 16.5 ft / 5020 mm
- Shipping Height Of Unit: 8.17 ft / 2500 mm
- Max Loading Height: 11.75 ft / 3570 mm
Published dimensions and weight
Caterpillar 303.5C CR
The Caterpillar 303.5C CR is a mini excavator of about 3.7 t, built around the S3Q2T engine.
01Published dimensions and weight
Dimensions reference
Measurement reference — not to scale

01Dimensions referenceLength × width × height
02Operating Weight8200 lb3719.5 kg
03Selected published values42
Mini excavators are commonly used for digging and utility work where access or working space is limited. Published rows for Caterpillar 303.5C CR include a published maximum digging depth of 10.33 ft / 3150 mm, published operating weight of 8200 lb / 3719.5 kg, published engine power of 41 hp / 30 kw. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Shipping Length Of Unit” field (15.83 ft / 4820 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Max Cutting Height” field (16.5 ft / 5020 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Shipping Height Of Unit” field (8.17 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 Unit15.83 ft4820 mm
Max Cutting Height16.5 ft5020 mm
Shipping Height Of Unit8.17 ft2500 mm
Max Loading Height11.75 ft3570 mm
Max Reach Along Ground17.18 ft5240 mm
Max Vertical Wall Digging Depth8.17 ft2490 mm
Max Digging Depth10.33 ft3150 mm
Boom/Stick Option (Hex) 1Standard StickStandard Stick
Boom/Stick Option (Hex) 2
Max Cutting Height16.75 ft5110 mm
Shipping Length Of Unit16.18 ft4930 mm
Max Loading Height12 ft3670 mm
Shipping Height Of Unit8.17 ft2500 mm
Max Reach Along Ground18.08 ft5500 mm
Max Vertical Wall Digging Depth8.67 ft2650 mm
Max Digging Depth11.33 ft3450 mm
Boom/Stick Option (Hex) 2Long StickLong Stick
Dimensions
Width To Outside Of Tracks5.83 ft1780 mm
Length Of Track On Ground7.25 ft2220 mm
Ground Clearance1.12 ft340 mm
Height To Top Of Cab8.17 ft2500 mm
Tail Swing Radius3.17 ft970 mm
Removal Counterweight Clearance1.83 ft565 mm
Undercarriage
Shoe Size12 in300 mm
Track Gauge4.83 ft1480 mm
Max Travel Speed2.8 mph4.6 km/h
Engine
Number Of Cylinders33
Engine Make22512251
Engine ModelS3Q2TS3Q2T
Gross Power41 hp30 kw
Net Power39.4 hp29.4 kw
Power Measured @2400 rpm2400 rpm
Displacement114.6 cu in1.9 L
Operational
Operating Weight8200 lb3719.5 kg
Fuel Capacity13.5 gal51 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 psi24500 kPa
Hydraulic Pump Flow Capacity23.2 gal/min87.6 L/min
Swing Mechanism
Swing Speed9 rpm9 rpm
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Manufacturer-published specifications.