THIS IS MY SELECT
Medium Excavators
323 Hydraulic Excavator
Net Power - ISO 9249
172 HP
Operating Weight
56,200 lb
Maximum Digging Depth
22.1 ft
THIS IS MY SELECT
backhoe loader
323 Hydraulic Excavator
Net Power - ISO 9249
172 HP
Operating Weight
56,200 lb
Maximum Digging Depth
22.1 ft
Specifications
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.
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Net Power - ISO 9249
172 HP
128 kW
Engine Model
93.0 in
93.0 mm
Cat C7.1e TA
Engine Power - ISO 14396
173 HP
129 kW
Bore
4 in
105 mm
Stroke
5 in
135 mm
Displacement
428 in³
7.01 l
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Main System - Maximum Flow
93.0 in
93.0 mm
429 l/min (113 gal/min)
Maximum Pressure - Equipment
5,075 psi
35,000 kPa
Maximum Pressure - Travel
4,974 psi
34,300 kPa
Maximum Pressure - Swing
3,988 psi
27,500 kPa
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Swing Speed
11.25 r/min
11.25 r/min
Maximum Swing Torque
60,300 ft·lbf
82 kN·m
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Operating Weight
56,200 lb
25,500 kg
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Fuel Tank Capacity
86.6 gal (US)
345 l
Cooling System
6.6 gal (US)
25 l
Engine Oil
6.6 gal (US)
25 l
Swing Drive - Each
3.2 gal (US)
12 l
Final Drive - Each
1.3 gal (US)
5 l
Hydraulic System - Including Tank
61.8 gal (US)
234 l
Hydraulic Tank
30.4 gal (US)
115 l
DEF Tank
10.8 gal (US)
41 l
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Boom
93.0 in
93.0 mm
Reach 5.7 m (18'8')
Stick
93.0 in
93.0 mm
Reach 2.9 m (9'6')
Bucket
93.0 in
93.0 mm
HD 1.19 m³ (1.56 yd³)
Shipping Height - Top of Cab
9.9 ft
2,960 mm
Handrail Height
9.8 ft
2,950 mm
Shipping Length
31.3 ft
9,530 mm
Tail Swing Radius
9.3 ft
2,830 mm
Counterweight Clearance
1.7 ft
1,050 mm
Ground Clearance
1.7 ft
470 mm
Track Length
14.7 ft
4,450 mm
Length to Center of Rollers
12 ft
3,650 mm
Track Gauge
7.9 ft
2,380 mm
Transport Width
9.9 ft
3,170 mm
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Maximum Digging Depth
22.1 ft
6,730 mm
Boom
93.0 in
93.0 mm
Reach 5.7 m (18'8')
Stick
93.0 in
93.0 mm
Reach 2.9 m (9'6')
Bucket
93.0 in
93.0 mm
HD 1.19 m³ (1.56 yd³)
Maximum Reach at Ground Level
32.4 ft
9,870 mm
Maximum Cutting Height
31 ft
9,450 mm
Maximum Loading Height
21.3 ft
6,480 mm
Minimum Loading Height
7.1 ft
2,160 mm
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom
21.6 ft
6,550 mm
Maximum Vertical Wall Digging Depth
18.8 ft
5,740 mm
Bucket Digging Force - ISO
38,811 lbf
1,501 kN
Stick Digging Force - ISO
23,911 lbf
106 kN
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NOTE
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CAT TECHNOLOGY
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Cat GRADE with 2D
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Cat Assist (Boom Assist, Bucket Assist, Swing Assist, Grade Assist)
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Auto Dig Boost
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Cat Payload (Cat Payload, Static Weigh, Auto-Calibration)
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2D E-fence
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Cat Product Link™
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ENGINE
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Cat C7.1 electronically-controlled turbo-charged Tier 4 Final diesel engine
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Meets U.S. EPA Tier 4 Final and EU Stage IV emissions standards.
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Three selectable power modes
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One-touch low idle with auto engine speed control
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Auto engine idle shutdown
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Recommended for use up to 4500 m altitude (14,764 ft) with engine power derate above 3000 m (9,842.5 ft).
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46° C (115° F) high-ambient cooling capacity
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Cold starting capability for - 32° C (- 25° F)
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Double element air filter with integrated pre-cleaner
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Electric fuel priming pump
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Reversible electric cooling fans
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Biodiesel capability up to B20
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HYDRAULIC SYSTEM
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Boom and stick regeneration circuits
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Electronic main control valve
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Auto warm up
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Auto two-speed travel
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Boom and stick drift reduction valve
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Element type main hydraulic filter
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Slider joysticks
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Electronic main pump
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Electric refueling pump (Europe only)
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STANDARD DELUXE CAB
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ROPS, standard sound suppression
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High-resolution 8' (203 mm) LCD touchscreen monitor
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Auto Bi-level air conditioner
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Jog dial and shortcut keys for monitor control
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Keyless push-to-start engine control
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Height-adjustable console, inifinite with no tool
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Air-adjustable seat suspension
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Seat belt, retractable (51 mm [2 '] width)
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Seat Heater
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Tilt-up left side console
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Bluetooth® integrated radio with USB ports
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12V DC outlets
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Document storage
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Cup and bottle holders
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Two-piece front window, openable
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Upper Radial wiper with 70/30 w/washer
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LED dome and lower interior lights
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Roller front sunscreen
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Beacon ready
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Washable floor mat
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Polycarbonate skylight hatch, openable
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UNDERCARRIAGE AND STRUCTURES
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Tiedown points on base frame
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Segmented track guiding guards
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Bottom guards
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Travel motor guards
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Grease lubricated track links
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Swivel guard for demolition
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Final drive with standard travel motor
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5400 kg (11,900 lb) counterweight for demolition
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HD swing frame for 5400 kg counterweight
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HD swing bearing for 5400 kg counterweight
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HD base frame with SD track rollers and standard carrier rollers for 5400 kg counterweight
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600 mm (24 ') triple grouser track shoes
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BOOM, STICKS AND LINKAGES
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5.7 m (18'8') reach boom
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2.9 m (9'6 ') stick
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Bucket Linkage, B1-family w/ lifting Eye
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ELECTRICAL
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1000 CCA maintenance-free batteries (x2)
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Centralized electrical disconnect switch
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Programmable time-delay LED working lights
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LED chassis light, left and right hand boom lights for reach, Cab lights-850 Lumens
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SAFETY & SECURITY
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Rearview camera and side right hand mirror
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Neutral lever (lock out) for all controls
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Anti-skid plate and countersunk bolts on service platform
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Ground-level accessible secondary engine shutoff switch in cab
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Bluetooth receiver
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Right-hand handrail and hand hold
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Travel alarm (US only)
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SERVICE & MAINTENANCE
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Sampling ports for Scheduled Oil Sampling (S·O·S℠)
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Grouped location for engine oil and fuel filters
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Ground-level 2nd dipstick for engine oil
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NOTE
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CAT TECHNOLOGY
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Cat GRADE with Advanced 2D
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Cat GRADE with 3D
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ENGINE
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HYDRAULIC SYSTEM
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Hammer return filter circuit
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Combined flow/high pressure aux circuit
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Medium pressure aux circuit
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Quick coupler circuit for Cat Pin Grabber
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Boom /Stick lowering check valves (BLCV/SLCV)
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Heavy lift configuration
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UNDERCARRIAGE AND GUARDS
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HD bottom guard for demolition
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Swivel guard for demolition
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HD travel motor guards for demolition
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4200 kg (9,260 lb) counterweight
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Semi-HD swing frame for 4200 kg counterweight
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Standard Swing bearing for 4200 kg counterweight
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Base frame with HD track rollers and standard carrier rollers for 4200 kg counterweight
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Track guiding guard, full length
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SD base frame w/ SD track rollers & SD carrier rollers
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UNDERCARRIAGE AND STRUCTURES
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600 mm (24') single grouser track shoes
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700 mm (28 ') triple grouser HD track shoes
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790 mm (31 ') triple grouser HD track shoes
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900 mm (35') triple grouser HD track shoes
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BOOM,STICKS & LINKAGES
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5.7 m (18'8') HD reach boom +2.9 m (9'6') HD stick for demolition
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VA boom (2.8m (9'2') stub + 3.3m (10'10') fore) - Europe only
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Bucket linkage, B1-family with lifting eye
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Bucket linkage , B1-family without power link with Lifting Eye (Europe only)
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Power link kit , B1-family with lifting Eye (Europe only)
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ELECTRICAL SYSTEM
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1000 CCA maintenance-free batteries (x4) for cold starting capability -32C°
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LED chassis light, left and right hand boom lights ,cab lights w/ cover and rain protector - 850 lumens, for use with 360° visibility
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LED chassis light, left and right hand boom lights for VAB, cab lights - 850 lumens (Europe only)
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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)
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Premium surround lighting package
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SERVICE & MAINTENANCE
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Preventative maintenance ready (Quick-Evac)
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Radiator screen
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SAFETY & SECURITY
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360° visibility
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Right hand side mirror (Europe only)
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Rearview and right-hand-sideview camera
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Cat Command remote control
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PREMIUM CAB UPGRADES, STANDARD PLUS
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ROPS, advanced sound suppression
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High resolution 10' (254 mm) LCD touch screen monitor (only for use with 360° visibility).
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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).
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Seat ventilator
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Parallel wiper with lower parallel w/wisher
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Roller rear sunscreen
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Rain protector and cab light covers (only for use with 360° visibility).
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BUCKET