303 CR

303 CR
Caterpillar
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The Cat® 303 CR Mini Excavator delivers power and performance in a compact size to help you work in a wide range of applications.
The Cat® 303 CR Mini Excavator delivers power and performance in a compact size to help you work in a wide range of applications.

Brochures and Spec Sheets

Gallery

303 CR 303 CR 303 CR 303 CR 303 CR 303 CR 303 CR 303 CR 303 CR 303 CR 303 CR

Specifications

Specification Value Unit
Net Power 23.6 hp
Engine Model
Net Power - 2,400 rpm - ISO 9249, 80/1269/EEC 23.6 hp
Net Power - ISO 9249 24.7 hp
Bore 3 in
Stroke 3.2 in
Displacement 69 in³
Emissions
Note
Note (1)
Operating Weight 7817 lb
Minimum Operating Weight with Canopy* 6670 lb
Maximum Operating Weight with Canopy** 7552 lb
Minimum Operating Weight with Cab* 6924 lb
Maximum Operating Weight with Cab** 7817 lb
EU: CE Plate Weight with Canopy*** 6791 lb
EU: CE Plate Weight with Cab*** 7012 lb
Note (1)
Note (2)
Note (3)
Cab 254 lb
Counterweight 221 lb
Extra Counterweight 551 lb
Long Stick 55 lb
Steel Tracks 276 lb
Travel Speed - High 2.8 mile/h
Travel Speed - Low 1.6 mile/h
Maximum Traction Force - High Speed 3305 lbf
Maximum Traction Force - Low Speed 7059 lbf
Ground Pressure - Minimum Weight 4 psi
Ground Pressure - Maximum Weight 4.7 psi
Gradeability - Maximum
Cooling System 1.1 gal (US)
Engine Oil 1.1 gal (US)
Fuel Tank 11.9 gal (US)
Hydraulic Tank 4.8 gal (US)
Hydraulic System 9.2 gal (US)
Type
Pump Flow at 2,400 rpm 26 gpm
Operating Pressure - Equipment 3553 psi
Operating Pressure - Travel 3553 psi
Operating Pressure - Swing 2553 psi
Auxiliary Circuit - Primary - Flow 17 gpm
Auxiliary Circuit - Primary - Pressure 3553 psi
Auxiliary Circuit - Secondary - Flow 7 gpm
Auxiliary Circuit - Secondary - Pressure 3553 psi
Digging Force - Stick - Standard 3732 lbf
Digging Force - Stick - Long 3327 lbf
Digging Force - Bucket 6385 lbf
Note
Machine Swing Speed 9 r/min
Boom Swing - Left 75 °
Boom Swing - Right 50 °
Width 61 in
Height 13.8 in
Roll Over Protective Structure (ROPS)
Tip Over Protective Structure (TOPS)
Top Guard
Dig Depth 104.3 in
Vertical Wall 71.7 in
Maximum Reach - Ground Level 190.2 in
Maximum Reach 196.1 in
Maximum Dig Height 177.6 in
Maximum Dump Clearance 124.8 in
Boom In Reach 68.9 in
Tail Swing without Counterweight 30.5 in
Tail Swing with Extra Counterweight 35 in
Maximum Blade Depth 21.1 in
Maximum Blade Height 15.2 in
Boom Height - Shipping Position 63 in
O/A Shipping Height 97.6 in
Swing Bearing - Height 22.4 in
O/A Undercarriage Length 81.5 in
Overall Shipping Length* 177.6 in
Boom Swing - Right 34.3 in
Boom Swing - Left 25.2 in
Track Belt/Shoe Width 11.8 in
Track Width 61 in
Minimum Ground Clearance Below Undercarriage 12.2 in
Stick Length 49.6 in
Note
Dig Depth 116.1 in
Vertical Wall 81.5 in
Maximum Reach - Ground Level 201.2 in
Maximum Reach 206.3 in
Maximum Dig Height 183.1 in
Maximum Dump Clearance 130.3 in
Boom In Reach 74.2 in
Tail Swing without Counterweight 30.5 in
Tail Swing - with Extra Counterweight 35 in
Maximum Blade Depth 21.1 in
Maximum Blade Height 15.2 in
Boom Height - Shipping Position 75.6 in
O/A Shipping Height 97.6 in
Swing Bearing - Height 22.4 in
O/A Undercarriage Length 81.5 in
Overall Shipping Length* 179.5 in
Boom Swing - Right 34.3 in
Boom Swing - Left 25.2 in
Track Belt/Shoe Width 11.8 in
Track Width 61 in
Stick Length 61.4 in
Minimum Ground Clearance Below Undercarriage 12.2 in
Note
Air Conditioning
Operator Sound Pressure (ISO 6396:2008) 78 dB(A)
Average Exterior Sound Pressure (ISO 6395:2008) 94 dB(A)
Note
Recyclability

Standard Equipment

  • ENGINE
  • HYDRAULICS
  • GUARDING
  • OPERATOR ENVIRONMENT
  • UNDERCARRIAGE
  • BOOM, STICK AND LINKAGES
  • ELECTRICAL

Optional Equipment

  • OPERATOR ENVIRONMENT
  • Next Generation Advanced Monitor<br>– Touch Screen<br>– Site Reference System<br>– High Definition Camera Capable (IP68 and IP69K)<br>– Numeric Security Code
  • UNDERCARRIAGE
  • BOOM, STICK AND LINKAGES
  • ELECTRICAL
  • GUARDING
  • OTHER