Comfort and Ease of Operation
Cab or canopy, the 303.5C CR offers a spacious and comfortable work area with expansive legroom. Compact radius design gives greater machine versatility and the capability to work within confined areas.
Impressive Cab Dimensions
Optional Air Conditioning
Fully Pilot Operated Controls
Automatic Two Speed Function
Joystick Mounted Auxiliary and Boom Swing Functions
High Level of Standard Comfort Features
Performance and Versatility
High dig forces, fast cycle times and high bucket rotation angles deliver the productivity that customers demand. A choice of stick lengths and Cat Work Tools makes the 303.5C CR even more versatile.
Exceptionally High Digging Forces
Bucket Angle
Wide Range of Work Tools
Auxiliary Lines and Connectors
Mechanical Quick Coupler
Dozer Blade Float Function
Low Operating Costs
Robust, reliable and easily serviced are key attributes of the C Series CR design. Service points are easily accessed through rear door and side cover, and a 500-hour engine oil change period lowers operating costs.
S·O·SSM Oil Sampling Valve
500 Hour Oil and Filter Change Period
Angle Blade Configuration
The versatility and productivity of the Cat C Series machine can be made even more productive by ordering the hydraulic angling dozer blade configuration.
Versatility and Productivity
Strong and Durable
Angle Blade Positioning
Load Sensing Hydraulics, High Traction Force and Auto 2-Speed Travel
Excellent Blade Visibility
Customer Support
Caterpillar dealers offer unmatched customer support with excellent equipment management services and fast parts availability, resulting in maximum uptime and minimum repair costs.
Equipment Maintenance Services
Unmatched Product Support
Engine
Engine model |
Mitsubishi S3Q2-T |
Net power |
39 hp |
Gross power |
40.5 hp |
Weights
Operating weight |
8356 lb |
Operating weight with cab |
8620 lb |
Dimensions
Max digging depth - standard stick |
10.3 ft |
Max reach ground level - standard stick |
17.2 ft |
Engine Dimensions
Bore |
3.5 in |
Stroke |
4.1 in |
Displacement |
116 in3 |
Travel System
Travel speed - high |
2.9 mph |
Travel speed - low |
1.6 mph |
Gradeability (max) - high |
30 Degrees |
Hydraulic System
Operating pressures - equipment |
3553 psi |
Operating pressure - travel |
3553 psi |
Operating pressure - swing |
2625 psi |
Auxiliary circuit - primary (245 bar, 3550 psi) |
15.9 gal/min |
Digging forces - stick (standard) |
4856 lb |
Digging force - stick (long) |
4384 lb |
Digging force - bucket |
8498 lb |
Swing System
Machine swing speed |
9 RPM |
Boom swing - left (without stop) |
70 Degrees |
Boom swing - left (with stop) |
55 Degrees |
Boom Swing - right |
50 Degrees |
Sound Levels
Canopy |
80 dB(A) |
Cab |
78 dB(A) |
Blade
Width |
70 in |
Height |
13 in |
Dig depth |
18 in |
Lift height |
16 in |
Service Refill Capacities
Cooling system |
1.6 gal |
Engine oil |
1.6 gal |
Fuel tank |
13.5 gal |
Hydraulic tank |
9.8 gal |
Hydraulic system |
17.2 gal |