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Overview

The Cat® 320 raises the bar for efficiency and fuel economy in this size class. With the industry’s highest level of standard factory technology, a new cab focused on operator comfort and productivity, plus lower fuel and maintenance costs, the 320 will set a new pace for productivity and profit in your operation.

Engine

Units:
Engine Power - ISO 9249 157.0 HP 117.0 kW Less
Engine Model Cat C7.1 Cat C7.1 Less
Bore 4.0 in 105.0 mm Less
Stroke 5.0 in 135.0 mm Less
Displacement 428.0 in³ 7.01 l Less
Engine Gross Power - ISO 14396 158.0 HP 118.0 kW Less

Hydraulic System

Main System - Maximum Flow 429 l/min (113 gal/min) 429 l/min (113 gal/min) Less
Maximum Pressure - Equipment 5075.0 psi 35000.0 kPa Less
Maximum Pressure - Equipment - Lift Mode 5510.0 psi 38000.0 kPa Less
Maximum Pressure - Travel 4974.0 psi 34300.0 kPa Less
Maximum Pressure - Swing 3886.0 psi 26800.0 kPa Less

Swing Mechanism

Swing Speed 11.25 r/min 11.25 r/min Less
Maximum Swing Torque 55440.0 ft·lbf 74.0 kN·m Less

Weights

Operating Weight NaN kg 48500.0 lb Less

Service Refill Capacities

Fuel Tank Capacity 86.6 gal (US) 345.0 l Less
Cooling System 6.6 gal (US) 25.0 l Less
Engine Oil 25.0 l 6.6 gal (US) Less
Swing Drive - Each 1.3 gal (US) 5.0 l Less
Final Drive - Each 5.0 l 1.3 gal (US) Less
Hydraulic System - Including Tank 61.8 gal (US) 234.0 l Less
Hydraulic Tank 30.4 gal (US) 115.0 l Less

Dimensions

Boom Reach 5.7 m (18'8") Reach 5.7 m (18'8") Less
Stick Reach R2.9B1 (9'6") Reach R2.9B1 (9'6") Less
Bucket 1.19 m³ (1.56 yd³) 1.19 m³ (1.56 yd³) Less
Shipping Height - Top of Cab NaN ft 2960.0 mm Less
Handrail Height NaN ft 2950.0 mm Less
Shipping Length NaN ft 9530.0 mm Less
Tail Swing Radius NaN ft 2830.0 mm Less
Counterweight Clearance NaN ft 1050.0 mm Less
Ground Clearance NaN ft 470.0 mm Less
Track Length 4450.0 mm NaN ft Less
Length to Center of Rollers NaN ft 3650.0 mm Less
Track Gauge NaN ft 2380.0 mm Less
Transport Width NaN ft 2980.0 mm Less
Track Length to Center of Rollers 12.0 ft 3650.0 mm Less

Working Ranges & Forces

Maximum Digging Depth 6720.0 mm NaN ft Less
Boom Reach 5.7 m (18'8") Reach 5.7 m (18'8") Less
Stick Reach R2.9B1 (9'6") Reach R2.9B1 (9'6") Less
Bucket 1.19 m³ (1.56 yd³) 1.19 m³ (1.56 yd³) Less
Maximum Reach at Ground Level NaN ft 9860.0 mm Less
Maximum Cutting Height NaN ft 9370.0 mm Less
Maximum Loading Height 6490.0 mm NaN ft Less
Minimum Loading Height NaN ft 2170.0 mm Less
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom 6550.0 mm NaN ft Less
Maximum Vertical Wall Digging Depth NaN ft 5190.0 mm Less
Bucket Digging Force - ISO 33811.0 lbf 150.0 kN Less
Stick Digging Force - ISO 9370.0 mm NaN ft Less

323F SA Bucket and Stick Forces: Reach Boom 5.7 m (18.7 ft); R2.9 (9.5 ft) Stick

Stick Digging Force - ISO 17.0 ft 5190.0 mm Less
Bucket Digging Force - ISO 7.1 ft 2170.0 mm Less

323F SA Bucket and Stick Forces: Reach Boom 5.7 m (18.7 ft); R2.5 (8.2 ft) Stick

Stick Digging Force - SAE 6720.0 mm 22.0 ft Less
Stick Digging Force - ISO 21.3 ft 32.3 ft Less
Bucket Digging Force - SAE 6550.0 mm 21.5 ft Less
Bucket Digging Force - ISO 6490.0 mm 9860.0 mm Less

Dimensions - Reach Boom - 5.7 m (18'8

Length - Center of Rollers 12.0 ft 3650.0 mm Less

DO MORE WITH LESS FUEL

EFFICIENCY THROUGH TECHNOLOGY

DESIGNED FOR OPERATORS

SIMPLE TO OPERATE

SAVE ON SERVICE AND MAINTENANCE

SAFELY HOME EVERY DAY