Caterpillar 304 CR Mini Excavator

Blades

Blade Lift Height 18 in (45 cm)
Dig Depth 17 in (43 cm)

Dimensions

Center Ground Clearance 1 ft (0 m)
Height – Over Cab 9 ft (3 m)
Maximum Digging Depth – Standard Stick 11 ft (3 m)
Maximum Dump Height – Standard Stick 12 ft (4 m)
Maximum Reach – Ground Level – Standard Stick 18 ft (6 m)
Maximum Vertical Dig Depth – Standard Stick 9 ft (3 m)
Shipping Length 17 ft (5 m)
Swing Radius – Rear 3 ft (1 m)
Track Gauge 7 ft (2 m)
Track Shoe Width 1 ft (0 m)

Electrical System

Electrical System Type Twelve-volt system

Engine

Bore 3 in (8 cm)
Displacement 107 cu in (1,753 cu cm)
Engine Model 3013
Gross Power 37 hp (28 kw)
Net Power 36 hp (27 kw)
Stroke 4 in (9 cm)

Hydraulic System

Auxiliary Circuit – Primary 22 gpm (84 lpm)
Digging Force – Bucket 8,228 lbs (3,732 kg)
Digging Force – Stick – Long 4,699 lbs (2,131 kg)
Digging Force – Stick – Standard 5,373 lbs (2,437 kg)
Operating Pressure – Equipment 3553.42 psi
Operating Pressure – Swing 2990 psi
Operating Pressure – Travel 3550 psi
Pump – Gear (Tandem) 11 gpm (43 lpm)

Service Refill Capacities

Cooling System TAG 2 gal (6 l)
Engine Oil 2 gal (8 l)
Fuel Tank 16 gal (61 l)
Hydraulic System 24 gal (91 l)
Hydraulic Tank 18 gal (68 l)

Swing System

Boom Swing – Left – With Stop 80 degrees
Boom Swing – Left – Without Stop 55 degrees
Boom Swing – Right 50 degrees
Machine Swing Speed 9.3 rpm
Swing System Type Hydraulic Motor Driven

Travel System

Maximum Traction Force – High Speed 9,260 lbs (4,200 kg)
Travel Speed – High 3 mph (5 kph)
Travel Speed – Low 2 mph (3 kph)

Weights

Operating Weight – With Cab 9,896 lbs (4,489 kg)
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