Caterpillar 304E CR Mini Excavator

Blades

Blade Height 13 in (33 cm)
Blade Lift Height 16 in (40 cm)
Blade Width 6 ft (2 m)
Dig Depth 19 in (47 cm)

Boom/Stick Excavator Option 1

Max Digging Depth 11 ft (3 m)
Max Reach Along Ground 18 ft (6 m)

Dimensions

Height – Over Cab 8 ft (2 m)
Maximum Cutting Height – Long Stick 17 ft (5 m)
Maximum Cutting Height – Standard Stick 16 ft (5 m)
Maximum Digging Depth – Standard Stick 10 ft (3 m)
Maximum Dump Height – Long Stick 12 ft (4 m)
Maximum Dump Height – Standard Stick 12 ft (4 m)
Maximum Horizontal Reach – Long Stick 18 ft (5 m)
Maximum Horizontal Reach – Standard Stick 17 ft (5 m)
Maximum Reach – Ground Level – Standard Stick 18 ft (5 m)
Maximum Vertical Dig Depth – Long Stick 8 ft (3 m)
Maximum Vertical Dig Depth – Standard Stick 8 ft (2 m)
Shipping Height 8 ft (2 m)
Shipping Length 16 ft (5 m)
Track Shoe Width 1 ft (0 m)
Transport Width 6 ft (2 m)

Engine

Bore 3 in (9 cm)
Displacement 146 cu in (2,393 cu cm)
Engine Model Cat C2.4
Gross Power 42 hp (31 kw)
Net Power 40 hp (30 kw)
Stroke 4 in (10 cm)

Hydraulic System

Auxiliary Circuit – Primary 16 gpm (60 lpm)
Auxiliary Circuit – Secondary 7 gpm (27 lpm)
Digging Force – Bucket 8,498 lbs (3,855 kg)
Digging Force – Stick – Long 4,384 lbs (1,989 kg)
Digging Force – Stick – Standard 4,856 lbs (2,203 kg)
Operating Pressure – Equipment 3553 psi
Operating Pressure – Swing 2625 psi
Operating Pressure – Travel 3553 psi

Operating Specifications

Operating Weight 8,838 lbs (4,009 kg)

Service Refill Capacities

Cooling System 2 gal (6 l)
Engine Oil 3 gal (9 l)
Fuel Tank 12 gal (46 l)
Hydraulic System 17 gal (65 l)
Hydraulic Tank 11 gal (42 l)

Swing System

Boom Swing – Left – With Stop 55 degrees
Boom Swing – Left – Without Stop 80 degrees
Boom Swing – Right 50 degrees
Machine Swing Speed 9 rpm

Travel System

Maximum Traction Force – High Speed 3,777 lbs (1,713 kg)
Maximum Traction Force – Low Speed 6,921 lbs (3,139 kg)
Travel Speed – High 3 mph (5 kph)
Travel Speed – Low 2 mph (3 kph)

Weights

Operating Weight – With Cab 8,838 lbs (4,009 kg)
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