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323 Hydraulic Excavator

Overview

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.

323 Hydraulic Excavator - Specifications

Engine
Net Power - ISO 9249
172 HP
128 kW
Engine Model
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
Weights
Operating Weight
56200 lb
25500 kg
Working Ranges & Forces
Maximum Digging Depth
22.1 ft
6730 mm
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
32.4 ft
9870 mm
Maximum Cutting Height
31 ft
9450 mm
Maximum Loading Height
21.3 ft
6480 mm
Minimum Loading Height
7.1 ft
2160 mm
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom
21.6 ft
6550 mm
Maximum Vertical Wall Digging Depth
18.8 ft
5740 mm
Bucket Digging Force - ISO
38811 lbf
1501 kN
Stick Digging Force - ISO
23911 lbf
106 kN
Hydraulic System
Main System - Maximum Flow
429 l/min (113 gal/min)
Maximum Pressure - Equipment
5075 psi
35000 kPa
Maximum Pressure - Travel
4974 psi
34300 kPa
Maximum Pressure - Swing
3988 psi
27500 kPa
Swing Mechanism
Swing Speed
11.25 r/min
11.25 r/min
Maximum Swing Torque
60300 ft·lbf
82 kN·m
Service Refill Capacities
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
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
9.9 ft
2960 mm
Handrail Height
9.8 ft
2950 mm
Shipping Length
31.3 ft
9530 mm
Tail Swing Radius
9.3 ft
2830 mm
Counterweight Clearance
1.7 ft
1050 mm
Ground Clearance
1.7 ft
470 mm
Track Length
14.7 ft
4450 mm
Length to Center of Rollers
12 ft
3650 mm
Track Gauge
7.9 ft
2380 mm
Transport Width
9.9 ft
3170 mm