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Caterpillar 303.5C CR Mini Hydraulic Excavator

Engineered by Cat to deliver high levels of productivity, versatility and serviceability.

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Overview &
Specifications

Features
& Benefits

Standard
Equipment

Optional
Equipment

Work Tools &
Attachments

Engine

Engine	Mitsubishi S3Q2-T

Net power	39 hp / 29 kW

Gross power	41 hp / 30 kW

Weights

Operating weight	8355 lb / 3790 kg

Operating weight with cab	8620 lb / 3910 kg

Dimensions

Max digging depth - standard stick	10.3 ft / 3150 mm

Max reach ground level - standard stick	17.2 ft / 5240 mm

Engine Dimensions

Bore	3.45 in / 88 mm

Stroke	4.05 in / 103 mm

Displacement	114.6 in3 / 1.879 L

Travel System

Travel speed - high	2.8 mph / 4.6 km/h

Travel speed - low	1.6 mph / 2.6 km/h

Gradeability (max) - high	30 Degrees / 30 Degrees

Hydraulic System

Operating pressures - equipment	3553 psi / 245 bar

Operating pressure - travel	3553 psi / 245 bar

Operating pressure - swing	2625 psi / 181 bar

Auxiliary circuit - primary (245 bar, 3550 psi)	15.9 gal/min / 60 L/min

Digging forces - stick (standard)	4860 lb / 21.6 kN

Digging force - stick (long)	4385 lb / 19.5 kN

Digging force - bucket	8500 lb / 37.8 kN

Swing System

Machine swing speed	9 RPM / 9 RPM

Boom swing - left (without stop)	70 Degrees / 70 Degrees

Boom swing - left (with stop)	55 Degrees / 55 Degrees

Boom Swing - right	50 Degrees / 50 Degrees

Sound Levels

Canopy	80 dB(A) / 80 dB(A)

Cab	78 dB(A) / 78 dB(A)

Blade

Width	70 in / 1780 mm

Height	12.8 in / 325 mm

Dig depth	18.5 in / 470 mm

Lift height	15.75 in / 400 mm

Service Refill Capacities

Cooling system	1.6 gal / 6 L

Engine oil	1.6 gal / 6 L

Fuel tank	13.45 gal / 51 L

Hydraulic tank	9.75 gal / 37 L

Hydraulic system	17.17 gal / 65 L

INDIANA'S LEADING EQUIPMENT DEALER

MacAllister Machinery has 14 convenient locations throughout Indiana: Beech Grove, Bloomington, Fishers, Fort Wayne, Greensburg, Indianapolis (HQ, Power Systems), Indianapolis (West), Lafayette, Muncie, Richmond, South Bend, Terre Haute, and Washington.

Headquarters: 7515 E 30th St, Indianapolis, IN 46219
Phone: (317) 545-2151 In-State Toll Free: (800) 382-1896 Out of State Toll Free: (800) 227-3228