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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.
Meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards.
Engine Model
Cat® C7.1
Engine Power - ISO 14396
174hp
Engine Power - ISO 14396 (DIN)
176hp (metric)
Net Power - ISO 9249
172hp
Net Power - ISO 9249 (DIN)
175hp (metric)
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
Stroke
5in
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.
Operating Weight
55100lb
Boom
Reach 5.7 m (18'8")
Bucket
HD 1.30 m³ (1.71 yd³)
Bucket Digging Force - ISO
34308lbf
Maximum Cutting Height
31ft
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom
21.5ft
Maximum Digging Depth
22.1ft
Maximum Loading Height
21.3ft
Maximum Reach at Ground Level
32.4ft
Maximum Vertical Wall Digging Depth
18.8ft
Minimum Loading Height
7.1ft
Stick
Reach 2.9 m (9'6")
Stick Digging Force - ISO
26094lbf
Main System - Maximum Flow
429 l/min (113 gal/min)
Maximum Pressure - Equipment
5075psi
Maximum Pressure - Equipment - Lift Mode
5510psi
Maximum Pressure - Swing
3988psi
Maximum Pressure - Travel
4974psi
Maximum Swing Torque
60300lbf·ft
Note (1)
For CE-marked machine default value may be set lower.
Swing Speed
11.25r/min
Cooling System
6.6gal (US)
DEF Tank
10.8gal (US)
Engine Oil
6.6gal (US)
Final Drive - Each
1.3gal (US)
Fuel Tank Capacity
86.6gal (US)
Hydraulic System - Including Tank
61.8gal (US)
Hydraulic Tank
30.4gal (US)
Swing Drive
1.6gal (US)
Boom
Reach 5.7 m (18'8")
Bucket
HD 1.30 m³ (1.71 yd³)
Counterweight Clearance
3.4ft
Ground Clearance
1.5ft
Handrail Height
9.7ft
Length to Center of Rollers
12ft
Shipping Height - Top of Cab
9.7ft
Shipping Length
31.3ft
Stick
Reach 2.9 m (9'6")
Tail Swing Radius
9.3ft
Track Gauge
7.8ft
Track Length
14.6ft
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).
Standard Equipment:
Standard and optional equipment may vary. Consult your Cat dealer for details.
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
VisionLink®
Remote Flash
Remote Troubleshoot
Work tool recognition and tracking (PL161)
Cat Grade with 2D
Cat Assist
Cat Payload
Two 1,000 CCA maintenance-free batteries
Programmable time-delay LED working lights
LED chassis light, left-hand/right-hand boom lights, cab lights
Double element air filter with integrated precleaner
Reversing electric cooling fans
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
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
Sampling ports for Scheduled Oil Sampling (S·O·S℠)
Ground-level and platform-level engine oil dipsticks
Integrated vehicle health management system
Long undercarriage
Tie-down points on base frame
Optional Equipment:
Standard and optional equipment may vary. Consult your Cat dealer for details.
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
2.9 m (9'6") HD Reach stick
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
Operator Protective Guards (OPG)
Cat Stick Steer
VisionLink Productivity
Operator Coaching
Cat Grade with 2D with Attachment Ready Option (ARO)
Cat Grade with 3D (single or dual GNSS)
Cat Grade 3D Ready
Cat Grade Connectivity
Cat Advanced Payload
Cat Tiltrotator (TRS) integration
-32°C (-25°F) cold start capability
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
Cat Command (remote control)
360° visibility
Inspection lighting
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
*This estimate is for the base rental charge only. Other fees and charges may apply and will be calculated at the time of rental. Does not include delivery fees.
*Images are for general reference only. Individual product models may vary. Please consult with your dealer to verify machine configuration.
