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302.4D Mini Hydraulic Excavator

The Cat® 302.4D provides power and efficiency so that you can get the best out of your job without ever feeling the strain. You can be assured of faster, more powerful digging with a smoother response.

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SPECIFICATION SUMMARY
  • Engine Model Yanmar 3TNV76
  • Net Power 17.7 hp
  • Operating Weight 5115.0 lb
  • Operating Pressure - Equipment 3481.0 psi

PRICE (USD)
Call 800-637-5000 for rate information

Engine

  • Engine Model
    Yanmar 3TNV76
  • Net Power
    17.7 hp
  • Displacement
    40.0 in3
  • Gross Power (ISO 14396)
    24.3 hp
  • Rated Net Power - 2,200 rpm - ISO 9249
    17.7 HP
  • Engine Model
    Yanmar 3TNV76
  • Net Power
    17.7 HP
  • Displacement
    40 in³
  • Gross Power - ISO 14396
    24.3 HP

Weights

  • Operating Weight
    5115.0 lb
  • Operating Weight with Canopy
    4872.0 lb
  • Operating Weight - With Cab
    5115 lb
  • Transport Weight - With Cab
    4795 lb
  • Transport Weight - With Canopy
    4553 lb
  • Operating Weight
    5115 lb
  • Operating Weight - With Canopy
    4872 lb

Hydraulic System

  • Operating Pressure - Equipment
    3481.0 psi
  • Operating Pressure - Travel
    3481.0 psi
  • Operating Pressure - Swing
    2176.0 psi
  • Pump Flow @ 2,200 rpm
    26.1 + 26.1 + 19.4 + 6.4 L/min (6.9 + 6.9 + 5.1 + 1.7 gal/min)
  • Auxiliary Circuits - Primary
    30 L/min at 170 bar (8 gal/min at 2,465 psi)
  • Auxiliary Circuits - Secondary
    17 L/min at 200 bar (4.5 gal/min at 2,900 psi)
  • Maximum Bucket Force
    4900 lb
  • Maximum Stick Force - Long Stick
    2990 lb
  • Maximum Stick Force - Standard Stick
    3372 lb
  • Operating Pressure - Equipment
    3481 psi
  • Operating Pressure - Travel
    3481 psi
  • Operating Pressure - Swing
    2176 psi
  • Pump Flow at 2,200 rpm
    26.1 + 26.1 + 19.4 + 6.4 L/min (6.9 + 6.9 + 5.1 + 1.7 gal/min)

Blade

  • Width
    55.0 in
  • Height
    11.8 in
  • Dig Depth
    13 in
  • Lift Height
    11.5 in
  • Width
    55 in

Dimensions (Approximate) - Standard Stick

  • Maximum Boom Offset (LH)
    14.0 in
  • Maximum Boom Offset (RH)
    20.0 in
  • Maximum Dozer Dig Depth
    13.0 in
  • Maximum Dump Height
    9.0 ft
  • Tail Swing Radius
    3.84 ft
  • Boom Swing Angle - LH
    77°/64°
  • Boom Swing Angle - RH
    48 °
  • Height
    7.84 ft
  • Length - Undercarriage
    6 ft
  • Maximum Dig Height
    12.96 ft
  • Maximum Digging Depth
    7.87 ft
  • Maximum Dozer Lift Height
    12 in
  • Maximum Reach - Ground Level
    13.19 ft
  • Maximum Vertical Dig Depth
    5.15 ft
  • Transport Length - Arm Lowered
    13.22 ft
  • Width
    4.59 ft
  • Maximum Boom Offset - LH
    14 in
  • Maximum Boom Offset - RH
    20 in
  • Maximum Dozer Dig Depth
    13 in
  • Maximum Dump Height
    9 ft
  • Tail Swing Radius
    3.84 ft

Dimensions (Approximate) - Long Stick

  • Height
    7.84 ft
  • Maximum Digging Depth
    8.53 ft
  • Tail Swing Radius
    3.84 ft
  • Width
    4.59 ft
  • Boom Swing Angle - LH
    77°/64°
  • Boom Swing Angle - RH
    48 °
  • Length - Undercarriage
    6 ft
  • Maximum Boom Offset - LH
    14 in
  • Maximum Boom Offset - RH
    20 in
  • Maximum Dig Height
    13.35 ft
  • Maximum Dozer Dig Depth
    13 in
  • Maximum Dozer Lift Height
    12 in
  • Maximum Dump Height
    9.42 ft
  • Maximum Reach - Ground Level
    13.85 ft
  • Maximum Vertical Dig Depth
    5.74 ft
  • Transport Length - Arm Lowered
    13.22 ft
  • Height
    7.84 ft
  • Maximum Digging Depth
    8.53 ft
  • Tail Swing Radius
    3.84 ft
  • Width
    4.59 ft
  • Boom Swing Angle - LH
    42 in

Service Refill Capacities

  • Fuel Tank Capacity
    6.3 gal
  • Hydraulic Tank Capacity
    5 gal (US)
  • Fuel Tank Capacity
    6.3 gal (US)

Operating Specifications

  • Stick Length - Long
    49.2 in
  • Machine Overhang
    18.1 in
  • Stick Length - Standard
    42 in
  • Stick Length - Long
    49.2 in

Travel System

  • Gradeability
    30°/58%
  • Travel Speed
    2.5 km/h-4 km/h (1.55 mph-2.5 mph)

Versatility

Performance

Productive Comfort

Maintenance and Service

Standard Equipment:

  • Automatic swing park brake
  • Auxiliary quick disconnect couplers
  • Canopy (ROPS and TOPS protection)
  • Dozer blade
  • Dozer float
  • Fixed undercarriage
  • Hammer/two way auxiliary hydraulic lines
  • Hydraulic oil cooler
  • Maintenance free battery
  • Retractable seat belt
  • Rubber track 250 mm (10 in) wide
  • Suspension seat, vinyl covered
  • Travel pedals
  • Working light mounted to boom
  • Working light mounted to boom

Optional Equipment:

  • Additional hydraulic circuit diverted from bucket cylinder
  • Auto engine idle
  • Boom stick or dozer blade check valve
  • Cab, radio ready - ROPS and TOPS protection, heater/defroster and windscreen washer/wiper
  • Cab top guard to ISO 10262 (Level 1)
  • Cab/canopy lights
  • Joystick mounted proportional auxiliary control with flow control
  • Long stick
  • Mirror pack
  • Removable swing stop
  • Second auxiliary lines
  • Suspension seat, fabric covered
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