323 Hydraulic Excavator

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The Cat® 323 excavator has the speed, efficiency, and power for your heavy-duty applications requiring maximum productivity. You get built-in Cat GRADE with 2D, Grade Assist, and Payload as standard equipment right from the factory — boosting your operator efficiency by up to 45%. Combine these features with a new cab, longer maintenance intervals and reduced fuel consumption that lower maintenance costs by up to 15% and fuel consumption by up to 20% and you have an absolutely low-cost-per-unit-of-production excavator built for your heavy-duty applications.

ID Number M21639
Model 323
Model Year 2019
Serial Number 0RAZ11412
Location STOCKTON 1521
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Engine

Net Power - ISO 9249 172HP
Engine Model Cat C7.1e TA
Engine Power - ISO 14396 173HP
Bore 4in
Stroke 5in
Displacement 428in³

Weights

Operating Weight 56200lb

Working Ranges & Forces

Maximum Digging Depth 22.1ft
Boom Reach 5.7 m (18'8")
Stick Reach 2.9 m (9'6")
Bucket HD 1.19 m³ (1.56 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 21.6ft
Maximum Vertical Wall Digging Depth 18.8ft
Bucket Digging Force - ISO 38811lbf
Stick Digging Force - ISO 23911lbf

Hydraulic System

Main System - Maximum Flow 429 l/min (113 gal/min)
Maximum Pressure - Equipment 5075psi
Maximum Pressure - Travel 4974psi
Maximum Pressure - Swing 3988psi

Swing Mechanism

Swing Speed 11.25r/min
Maximum Swing Torque 60300ft·lbf

Service Refill Capacities

Fuel Tank Capacity 86.6gal (US)
Cooling System 6.6gal (US)
Engine Oil 6.6gal (US)
Swing Drive - Each 3.2gal (US)
Final Drive - Each 1.3gal (US)
Hydraulic System - Including Tank 61.8gal (US)
Hydraulic Tank 30.4gal (US)
DEF Tank 10.8gal (US)

Dimensions

Boom Reach 5.7 m (18'8")
Stick Reach 2.9 m (9'6")
Bucket HD 1.19 m³ (1.56 yd³)
Shipping Height - Top of Cab 9.9ft
Handrail Height 9.8ft
Shipping Length 31.3ft
Tail Swing Radius 9.3ft
Counterweight Clearance 1.7ft
Ground Clearance 1.7ft
Track Length 14.7ft
Length to Center of Rollers 12ft
Track Gauge 7.9ft
Transport Width 9.9ft

Standard Equipment

Note
  • Standard and optional equipment may vary. Consult your Cat dealer for details.
Cat Technology
  • Cat GRADE with 2D
  • Cat Assist (Boom Assist, Bucket Assist, Swing Assist, Grade Assist)
  • Auto Dig Boost
  • Cat Payload (Cat Payload, Static Weigh, Auto-Calibration)
  • 2D E-fence
  • Cat Product Link
Engine
  • Cat C7.1 electronically-controlled turbo-charged Tier 4 Final diesel engine
  • Meets U.S. EPA Tier 4 Final and EU Stage IV emissions standards.
  • Three selectable power modes
  • One-touch low idle with auto engine speed control
  • Auto engine idle shutdown
  • Recommended for use up to 4500 m altitude (14,764 ft) with engine power derate above 3000 m (9,842.5 ft).
  • 46° C (115° F) high-ambient cooling capacity
  • Cold starting capability for - 32° C (- 25° F)
  • Double element air filter with integrated pre-cleaner
  • Electric fuel priming pump
  • Reversible electric cooling fans
  • Biodiesel capability up to B20
Hydraulic System
  • Boom and stick regeneration circuits
  • Electronic main control valve
  • Auto warm up
  • Auto two-speed travel
  • Boom and stick drift reduction valve
  • Element type main hydraulic filter
  • Slider joysticks
  • Electronic main pump
  • Electric refueling pump (Europe only)
Standard Deluxe Cab
  • ROPS, standard sound suppression
  • High-resolution 8" (203 mm) LCD touchscreen monitor
  • Auto Bi-level air conditioner
  • Jog dial and shortcut keys for monitor control
  • Keyless push-to-start engine control
  • Height-adjustable console, infinite with no tool
  • Air-adjustable seat suspension
  • Seat belt, retractable (51 mm [2 "] width)
  • Seat Heater
  • Tilt-up left side console
  • Bluetooth® integrated radio with USB ports
  • 12V DC outlets
  • Document storage
  • Cup and bottle holders
  • Two-piece front window, openable
  • Upper Radial wiper with 70/30 w/washer
  • LED dome and lower interior lights
  • Roller front sunscreen
  • Beacon ready
  • Washable floor mat
  • Polycarbonate skylight hatch, openable
Undercarriage And Structures
  • Tiedown points on base frame
  • Segmented track guiding guards
  • Bottom guards
  • Travel motor guards
  • Grease lubricated track links
  • Swivel guard for demolition
  • Final drive with standard travel motor
  • 5400 kg (11,900 lb) counterweight for demolition
  • HD swing frame for 5400 kg counterweight
  • HD swing bearing for 5400 kg counterweight
  • HD base frame with SD track rollers and standard carrier rollers for 5400 kg counterweight
  • 600 mm (24 ") triple grouser track shoes
Boom, Sticks And Linkages
  • 5.7 m (18'8") reach boom
  • 2.9 m (9'6 ") stick
  • Bucket Linkage, B1-family w/ lifting Eye
Electrical
  • 1000 CCA maintenance-free batteries (x2)
  • Centralized electrical disconnect switch
  • Programmable time-delay LED working lights
  • LED chassis light, left and right hand boom lights for reach, Cab lights-850 Lumens
Safety & Security
  • Rearview camera and side right hand mirror
  • Neutral lever (lock out) for all controls
  • Anti-skid plate and countersunk bolts on service platform
  • Ground-level accessible secondary engine shutoff switch in cab
  • Bluetooth receiver
  • Right-hand handrail and hand hold
  • Travel alarm (US only)
Service & Maintenance
  • Sampling ports for Scheduled Oil Sampling (S·O·S℠)
  • Grouped location for engine oil and fuel filters
  • Ground-level 2nd dipstick for engine oil

Optional Equipment

Note
  • Standard and optional equipment may vary. Consult your Cat dealer for details.
Cat Technology
  • Cat GRADE with Advanced 2D
  • Cat GRADE with 3D
Engine
  • 52° C (125° F) high-ambient cooling capacity
Hydraulic System
  • Hammer return filter circuit
  • Combined flow/high pressure aux circuit
  • Medium pressure aux circuit
  • Quick coupler circuit for Cat Pin Grabber
  • Boom /Stick lowering check valves (BLCV/SLCV)
  • Heavy lift configuration
Undercarriage And Guards
  • HD bottom guard for demolition
  • Swivel guard for demolition
  • HD travel motor guards for demolition
  • 4200 kg (9,260 lb) counterweight
  • Semi-HD swing frame for 4200 kg counterweight
  • Standard Swing bearing for 4200 kg counterweight
  • Base frame with HD track rollers and standard carrier rollers for 4200 kg counterweight
  • Track guiding guard, full length
  • SD base frame w/ SD track rollers & SD carrier rollers
Undercarriage And Structures
  • 600 mm (24") single grouser track shoes
  • 700 mm (28 ") triple grouser HD track shoes
  • 790 mm (31 ") triple grouser HD track shoes
  • 900 mm (35") triple grouser HD track shoes
Boom,sticks & Linkages
  • 5.7 m (18'8") HD reach boom +2.9 m (9'6") HD stick for demolition
  • VA boom (2.8m (9'2") stub + 3.3m (10'10") fore) - Europe only
  • Bucket linkage, B1-family with lifting eye
  • Bucket linkage , B1-family without power link with Lifting Eye (Europe only)
  • Power link kit , B1-family with lifting Eye (Europe only)
Electrical System
  • 1000 CCA maintenance-free batteries (x4) for cold starting capability -32C°
  • LED chassis light, left and right hand boom lights ,cab lights w/ cover and rain protector - 850 lumens, for use with 360° visibility
  • LED chassis light, left and right hand boom lights for VAB, cab lights - 850 lumens (Europe only)
  • LED chassis light, left and right hand boom lights for VAB, cab lights w/ cover and rain protector - 850 lumens, for use with 360° visibility (Europe only)
  • Premium surround lighting package
Service & Maintenance
  • Preventative maintenance ready (Quick-Evac)
  • Radiator screen
Safety & Security
  • 360° visibility
  • Right hand side mirror (Europe only)
  • Rearview and right-hand-sideview camera
  • Cat Command remote control
Premium Cab Upgrades, Standard Plus
  • ROPS, advanced sound suppression
  • High resolution 10" (254 mm) LCD touch screen monitor (only for use with 360° visibility).
  • High resolution 10" (254 mm) LCD touch screen monitor + additional monitor (only for use with 360° visibility and Cat Grade with Advanced 2D or Cat Grade with 3D).
  • Seat ventilator
  • Parallel wiper with lower parallel w/wisher
  • Roller rear sunscreen
  • Rain protector and cab light covers (only for use with 360° visibility).
Bucket
  • HD buckets 1.19m³ (1.56yd³), 1.3m³ (1.71yd³), 1.38m³ (1.81 yd³)
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