303.5E CR Hydraulic Excavator

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303.5E CR Hydraulic Excavator

The Cat 303.5E CR delivers high performance in a compact radius design to help you work in the tightest applications.

Engine

Engine Model
Cat® C1.8
Net Power
31.6hp
Gross Power
33.3hp

Weights

Operating Weight
7734.0lb
Operating Weight with Cab
8139.0lb

Dimensions

Max digging depth - standard stick
9.6ft
Max reach ground level - standard stick
16.7ft
Height over cab
8.2ft
Max cutting height - long stick
16.5ft
Max cutting height - standard stick
16.2ft
Max dump height - long stick
11.9ft
Max dump height - standard stick
11.5ft
Max horizontal reach - long stick
17.8ft
Max horizontal reach - standard stick
17.1ft
Max vertical dig depth - long stick
8.2ft
Max vertical dig depth - standard stick
7.7ft
Shipping Height
8.2ft
Shipping Length
15.5ft
Track Shoe Width
1.0ft
Transport Width
5.8ft

Engine Dimensions

Bore
3.4in
Stroke
4.0in
Displacement
110.0in3

Hydraulic System

Operating Pressure - Equipment
3553.0psi
Digging Forces - Stick (standard)
4249.0lb
Digging Force - Stick (long)
3799.0lb
Digging Force - Bucket
7419.0lb
Operating Pressure - Travel
3553.0psi
Operating Pressure - Swing
2625.0psi
Auxiliary circuit - primary
15.9gal/min
Auxiliary circuit - secondary
7.1gal/min

Swing System

Machine Swing Speed
9.0RPM
Boom swing - left (without stop)
80.0Degrees
Boom swing - left (with stop)
55.0Degrees
Boom Swing - Right
50.0Degrees

Blade

Width
70.0in
Height
12.8in
Dig Depth
18.5in
Lift Height
15.7in

Service Refill Capacities

Cooling System
1.5gal
Engine Oil
1.8gal
Hydraulic Tank
11.2gal
Fuel Tank
12.2gal
Hydraulic System
17.2gal

Travel System

Max traction force - high speed
3799.0lb
Max traction force - low speed
6969.0lb
Travel Speed - High
2.8mph
Travel Speed - Low
1.6mph

MSC Comments

MSC Spec Date
3/06