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Caterpillar 303C CR Mini Excavator

The Caterpillar 303C CR Mini Excavator is a versatile machine designed for a wide range of excavation tasks. With a compact size and powerful engine, this excavator offers excellent digging depth and reach capabilities. Equipped with a Mitsubishi S3Q2 engine and advanced hydraulic system, this mini excavator delivers impressive performance and efficiency on the job site. Discover more about the specifications and features of the Caterpillar 303C CR below.


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General Specifications

Blades

Blade Height13 in (33 cm)
Blade Lift Height16 in (41 cm)
Blade Width5 ft (2 m)
Dig Depth18 in (46 cm)

Boom/Stick Excavator Option 1

Max Cutting Height16 ft (5 m)
Max Digging Depth10 ft (3 m)
Max Loading Height12 ft (4 m)
Max Reach Along Ground17 ft (5 m)
Max Vertical Wall Digging Depth7 ft (2 m)
Shipping Height of Unit8 ft (3 m)
Shipping Length of Unit17 ft (5 m)

Boom/Stick Excavator Option 2

Max Cutting Height17 ft (5 m)
Max Digging Depth10 ft (3 m)
Max Loading Height10 ft (3 m)
Max Reach Along Ground18 ft (5 m)
Max Vertical Wall Digging Depth8 ft (3 m)
Shipping Height of Unit8 ft (3 m)
Shipping Length of Unit16 ft (5 m)

Dimensions

Ground Clearance1 ft (0 m)
Height - Over Cab8 ft (2 m)
Height - Top of Cab8 ft (2 m)
Length of Track on Ground7 ft (2 m)
Maximum Cutting Height - Long Stick17 ft (5 m)
Maximum Cutting Height - Standard Stick16 ft (5 m)
Maximum Digging Depth - Long Stick11 ft (3 m)
Maximum Digging Depth - Standard Stick10 ft (3 m)
Maximum Dump Height - Long Stick12 ft (4 m)
Maximum Dump Height - Standard Stick12 ft (4 m)
Maximum Horizontal Reach - Long Stick18 ft (5 m)
Maximum Horizontal Reach - Standard Stick17 ft (5 m)
Maximum Reach - Ground Level - Standard Stick17 ft (5 m)
Maximum Vertical Dig Depth - Standard Stick7 ft (2 m)
Removal Counterweight Clearance2 ft (1 m)
Shipping Height8 ft (2 m)
Shipping Length16 ft (5 m)
Swing Radius - Rear3 ft (1 m)
Tail Swing Radius3 ft (1 m)
Track Gauge4 ft (1 m)
Track Shoe Width1 ft (0 m)
Transport Width5 ft (2 m)
Width - Over Track5 ft (2 m)
Width to Outside of Tracks5 ft (2 m)

Engine

Bore4 in (9 cm)
Displacement116 cu in (1,901 cu cm)
Engine ModelMitsubishi S3Q2
Gross Power31 hp (23 kw)
Net Power30 hp (22 kw)
Number of Cylinders3
Power Measured @2300 rpm
Stroke4 in (10 cm)

Hydraulic System

Auxiliary Circuit - Primary (245 bar/3,553 psi)16 gpm (60 lpm)
Digging Force - Bucket7,419 lbs (3,365 kg)
Digging Force - Stick - Long3,799 lbs (1,723 kg)
Digging Force - Stick - Standard4,249 lbs (1,927 kg)
Operating Pressure - Equipment3553 psi
Operating Pressure - Swing2495 psi
Operating Pressure - Travel3553 psi

Operating Specifications

Alternator Supplied Amperage50 amps
Cooling System Fluid Capacity2 gal (6 l)
Engine Oil Capacity2 gal (6 l)
Fuel Capacity12 gal (45 l)
Hydraulic Pump Flow Capacity23 gpm (88 lpm)
Hydraulic System Fluid Capacity17 gal (65 l)
Hydraulic System Relief Valve Pressure3553 psi
Operating Voltage12 volts
Operating Weight7,835 lbs (3,554 kg)

Service Refill Capacities

Cooling System2 gal (6 l)
Engine Oil2 gal (6 l)
Fuel Tank12 gal (45 l)
Hydraulic System17 gal (65 l)
Hydraulic Tank10 gal (37 l)

Swing Mechanism

Swing Speed9 rpm

Swing System

Boom Swing - Left - With Stop55 degrees
Boom Swing - Left - Without Stop80 degrees
Boom Swing - Right50 degrees
Machine Swing Speed9 rpm

Travel System

Maximum Traction Force - High Speed3,979 lbs (1,805 kg)
Maximum Traction Force - Low Speed7,508 lbs (3,406 kg)
Travel Speed - High3 mph (5 kph)
Travel Speed - Low2 mph (3 kph)

Undercarriage

Max Travel Speed5 mph (7 kph)
Shoe Size12 in (30 cm)

Weights

Operating Weight7,573 lbs (3,435 kg)
Operating Weight - With Cab7,835 lbs (3,554 kg)

  • Caterpillar 303C CRs currently for sale
  • A 2010 Caterpillar 303C CR From Brandt Tractor LTD for $33,444.00 USD