Exterior View
Interior View

323 Hydraulic Excavator

The Cat® 323 delivers power, speed, and high production performance. With more standard technology than previous models, plus reduced fuel and maintenance costs, the Cat 323 has all you need to take your business to the next level.

Net Power – ISO 9249
172hp
Net Power – ISO 9249 (DIN)
175hp (metric)
Engine Model
Cat C7.1
Engine Power – ISO 14396:2002
174hp
Engine Power – ISO 14396 (DIN)
176hp (metric)
Bore
4in
Stroke
5in
Displacement
428in³
Biodiesel Capability
Up to B20¹
Emissions
Meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards.
Note (1)
Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 2,200 rpm. Advertised power is tested per the specified standard in effect at the time
Note (2)
¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO
Operating Weight
55100lb
Note
Long undercarriage, Reach boom, R2.9 (9’6″), Reach stick, Heavy Duty (HD) 1.38 m³ (1.81 yd³) bucket, 790 mm (31″) HD triple grouser track shoes and 5,400 kg (11,900 lb) counterweight.
Maximum Digging Depth
22.1ft
Boom
Reach 5.7 m (18’8″)
Stick
Reach 2.9 m (9’6″)
Bucket
HD 1.30 m³ (1.71 yd³)
Maximum Reach at Ground Level
32.4ft
Maximum Cutting Height
31ft
Maximum Loading Height
21.3ft
Minimum Loading Height
7.1ft
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom
21.5ft
Maximum Vertical Wall Digging Depth
18.8ft
Bucket Digging Force – ISO
34308lbf
Stick Digging Force – ISO
26094lbf
Main System – Maximum Flow
429 l/min (113 gal/min)
Maximum Pressure – Equipment
5075psi
Maximum Pressure – Travel
4974psi
Maximum Pressure – Swing
3988psi
Swing Speed
11.25r/min
Maximum Swing Torque
60300ft·lbf
Fuel Tank Capacity
86.6gal (US)
Cooling System
6.6gal (US)
Engine Oil
6.6gal (US)
Swing Drive – Each
1.6gal (US)
Final Drive – Each
1.3gal (US)
Hydraulic System – Including Tank
61.8gal (US)
Hydraulic Tank
30.4gal (US)
DEF Tank
10.8gal (US)
Boom
Reach 5.7 m (18’8″)
Stick
Reach 2.9 m (9’6″)
Bucket
HD 1.30 m³ (1.71 yd³)
Shipping Height – Top of Cab
9.7ft
Handrail Height
9.7ft
Shipping Length
31.3ft
Tail Swing Radius
9.3ft
Counterweight Clearance
3.4ft
Ground Clearance
1.5ft
Track Length
14.6ft
Length to Center of Rollers
12ft
Track Gauge
7.8ft
Transport Width
10.4ft
Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 0.85 kg (1.9 lb) of refrigerant which has a CO2 equivalent of 1.216 metric tonnes (1.340 tons).
Recyclability
98%
  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Cab
    • Rollover protective structure (ROPS)
    • Air-adjustable seat with heat (Deluxe only)
    • Auto-adjustable seat with heat and air ventilation (Premium only)
    • High-resolution 254 mm (10 in) LCD touchscreen monitor
  • Cat Technology
    • VisionLink®
    • Remote Flash
    • Remote Troubleshoot
    • Cat Grade 2D
    • Cat Assist
    • Cat Payload
  • Electrical System
    • Two 1,000 CCA maintenance-free batteries
    • Programmable time-delay LED working lights
    • LED chassis light, left-hand/right-hand boom lights, cab lights
  • Engine
    • Cat 7.1 single turbo diesel engine
    • Three selectable power modes
    • Automatic engine speed control
    • 46°C (115°F) high-ambient cooling capacity (Europe only)
    • 52°C (125°F) high-ambient cooling capacity
    • -18°C (0°F) cold start capability
    • Double element air filter with integrated precleaner
    • Reversing electric cooling fans
  • Hydraulic System
    • Boom and stick regeneration circuits
    • Auto hydraulic warm up
    • Auto two-speed travel
    • Boom and stick drift reduction valve
    • Auto dig boost
    • Auto heavy lift
  • Safety And Security
    • 2D E-Fence
    • Auto hammer stop
    • Rearview camera
    • Right-side-view camera
    • Lockable disconnect switch
    • Ground-level engine shutoff switch
    • Right-hand handrail and handhold
    • Signaling/warning horn
  • Service And Maintenance
    • Sampling ports for Scheduled Oil Sampling (S·O·S℠)
    • Ground-level and platform-level engine oil dipsticks
    • Integrated vehicle health management system
  • Undercarriage And Structures
    • Tie-down points on base frame
  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Booms And Sticks
    • 5.7 m (18’8″) Reach boom
    • 5.7 m (18’8″) HD Reach boom
    • 2.7 m (8’10”) stub + 3.3 m (10’10”) fore, Variable Angle boom
    • 8.85 m (29’0″) Super Long Reach boom
    • 2.5 m (8’2″) Reach stick
    • 2.9 m (9’6″) Reach stick
    • 2.5 m (8’2″) HD Reach stick (Chile, Turkey only)
    • 2.9 m (9’6″) HD Reach stick (Chile, Turkey only)
    • 3.9 m (12’10”) Reach stick
    • 2.9 m (9’6″) HD Thumb Ready Reach stick
    • 6.28 m (20’7″) Super Long Reach stick
  • Cab
    • Cat Stick Steer
  • Cat Technology
    • VisionLink Productivity
    • Cat Grade Connectivity
    • Cat Grade 2D with Attachment Ready Option (ARO)
    • Cat Grade 3D single GNSS
    • Cat Grade 3D dual GNSS
    • Cat Tilt Rotator (TRS) Integration
    • Operator Coaching
  • Engine
    • -32°C (-25°F) cold start capability
  • Hydraulic System
    • Boom and stick lowering check valves
    • SmartBoom (Europe only)
    • Hammer return filter circuit
    • Advanced tool control (two pump, one/two way high-pressure flow)
    • Hydraulic efficiency monitoring
    • Medium-pressure circuit
    • Quick coupler circuit for Cat Pin Grabber
  • Safety And Security
    • Cat Command (remote control)
    • 360° visibility
    • Inspection lighting
  • Undercarriage And Structures
    • 600 mm (24″) single grouser shoes
    • 600 mm (24″) HD double grouser shoes
    • 600 mm (24″) HD triple grouser shoes
    • 700 mm (28″) HD triple grouser shoes
    • 790 mm (31″) HD triple grouser shoes
    • 900 mm (35″) HD triple grouser shoes
    • 4200 kg (9,300 lb) counterweight

Why Choose Louisiana Cat

We serve to build and power our community for a better future.

  • Provide a safe & meaningful work environment
  • Deliver innovative solutions through our expertise
  • Committed to the long-term growth and success of our employees and customers
  • Grow our business profitably

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Small Excavators Big Savings: Terms and Conditions

* Offer valid from October 1, 2024 through December 31, 2024 on new 313 through 317 Cat® excavators sold by participating Cat dealers to customers in the USA or Canada. Purchase must occur during offer period. Offer subject to machine availability and credit approval by Cat Financial. Not all customers will qualify. Offer may change without prior notice and cannot be combined with any other offers. Additional terms and conditions may apply.

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*Offer valid from October 1, 2024 through December 31, 2024. Offer only available on select new Cat® machines listed in our Heavy Equipment Promotion page. Purchase must occur by December 31, 2024. Offer subject to machine availability. Offer is subject to credit approval by Caterpillar Financial Services Corporation for US customers, and Caterpillar Financial Services Limited for Canadian customers. Not all customers will qualify. The offered Cat Customer Value Agreement (CVA) includes 6 maintenance parts kits; S∙O∙SSM; and 36 month VisionLink® ConnectPro. The maintenance parts cover the first 3,000 hours^ (estimated 3 years) of machine utilization. Each kit contains one set of parts for regular planned maintenance under normal operating conditions. In some severe applications where maintenance parts need to be replaced more frequently, additional parts will be at customer’s expense. Offer excludes additional maintenance parts, dealer labor, wear parts, and fluids. Offer also includes a 36 month/5000 hour (whichever occurs first) Powertrain, Hydraulics and Technology Equipment Protection Plan (EPP). In some areas, EPP might be sold separately from the CVA. Offer may change without prior notice and cannot be combined with any other offers. Additional terms and conditions may apply. Contact your Cat dealer for details.

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*Offer valid from October 1, 2024 through December 31, 2024. Offer only available on purchases of new mini excavators, micro excavators, skid steer loaders, and compact track loaders sold by participating Cat dealers to customers in the USA or Canada. Purchases (both machine and CVA) and machine delivery must occur by December 31, 2024. Offer subject to machine availability. Offer is subject to credit approval by Caterpillar Financial Services Corporation for US customers, and Caterpillar Financial Services Limited for Canadian customers. Not all customers will qualify. The credit $500 USD for CVA purchase can only be applied toward the purchase of a qualifying Cat Customer Value Agreement (CVA). CVA must be at least 2yr/1000hr and must include 1-year Preventative Maintenance Parts Kit, TA1 annual Inspection, signed CVA contract, and Product LinkTM. Amount of CVA credit is the same for all models and cannot exceed the price of the qualifying CVA. Offer may change without prior notice and cannot be combined with any other offers. Additional terms and conditions may apply.

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