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321B LCR

Medium Excavators

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Engine Model Cat 3066T
Net Flywheel Power 96 kW
Net Power - ISO 9249 96 kW
Bore 102 mm
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321B LCR
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FEATURES & BENEFITS

Introduction

The increasing use of hydraulic excavators in urban construction has created a demand for excavators that can work in tighter quarters, thus the emergence of "compact rad... Read more

Productivity

The 321B LCR has been developed as a compact radius machine that offers comparable productivity of a standard 20-metric ton class excavator. The machine can be used for s... Read more

Swing Radius

The Caterpillar 321B LCR has a tail swing radius of only 1600 mm (5'3"), which allows swing operation with confidence that the tail of the machine will be working within... Read more

Working Envelope

The 321B LCR is equipped with a 5.7 m (18'8") boom and a 2.9 m (9'6") stick, with the "B" family bucket linkage. The boom cylinder boss in the boom center has been reloca... Read more

Serviceability/Maintenance

On compact radius machines, accessibility for maintenance and service items is generally a trade-off for its small tail swing radius. The Cat 321B LCR was designed with f... Read more

Ground Level Maintenance

The Cat 321B LCR embodies the ground-level maintenance concept to the maximum. Fuel line water separator and battery checks, radiator coolant level check, pilot filter an... Read more

Front Linkage Service Intervals

The front linkage (except the bucket linkage) utilizes the same linkage as the 320C L, where greasing intervals has been extended from 50 hours to 1000 hours. The bucket... Read more

SPECIFICATIONS FOR 321B LCR

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Engine
Engine Model Cat 3066T
Net Flywheel Power 96 kW
Net Power - ISO 9249 96 kW
Bore 102 mm
Stroke 130 mm
Displacement 6.37 l
Gross Power 100 kW
Net Power - EEC 80/1269 96 kW
Net Power - SAE J1349 95 kW
Weights
Operating Weight - Standard Undercarriage 23100 kg
Service Refill Capacities
Fuel Tank Capacity 250 l
Cooling System 25 l
Engine Oil 20.5 l
Swing Drive 6 l
Final Drive - Each 10 l
Hydraulic System - Including Tank 260 l
Swing Mechanism
Swing Speed 10.7 r/min
Swing Torque 58.6 kN·m
Drive
Maximum Drawbar Pull 196 kN
Maximum Travel Speed 5 km/h
Hydraulic System
Main Implement System - Maximum Flow (2x) 185 l/min
Maximum Pressure - Equipment 34300 kPa
Maximum Pressure - Travel 34300 kPa
Maximum Pressure - Swing 24500 kPa
Pilot System - Maximum Flow 41 l/min
Pilot System - Maximum Pressure 4120 kPa
Boom Cylinder - Bore 125 mm
Boom Cylinder - Stroke 1403 mm
B1 Family Bucket Cylinder - Bore 120 mm
B1 Family Bucket Cylinder - Stroke 1030 mm
Track
Standard with Long Undercarriage 800 mm
Optional (1) 600 mm
Optional (2) 700 mm

SELECT MODELS TO COMPARE

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329F L

Net Flywheel Power 175 kW
Stroke 135 mm
Net Power - SAE J1349/ISO 9249 175 kW
Gross Power - SAE J1995 178 kW
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323E LN

Engine Model Cat® C6.6 ACERT™
Net Flywheel Power 113 kW
Bore 105 mm
Stroke 127 mm
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330 GC - Tier 3

Net Power - ISO 9249 157.8 kW
Engine Model Cat C7.1
Engine Power - ISO 14396 159 kW
Bore 105 mm
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323F SA

Engine Model Cat C4.4 ACERT
Net Flywheel Power 120 kW
Bore 105 mm
Stroke 127 mm
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335 - Tier 4 / Stage V

Net Power - ISO 9249 203.7 kW
Engine Model C7.1
Engine Power - ISO 14396 205 kW
Bore 105 mm
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Medium Excavators

326F L

Engine Model Cat® C7.1 ACERT™
Net Flywheel Power 149 kW
Bore 105 mm
Stroke 135 mm
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330

Net Power - ISO 9249 223.8 kW
Engine Model Cat C7.1
Engine Power - ISO 14396 225 kW
Bore 105 mm
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Medium Excavators

329D2 L

Engine Model Cat® C7.1
Net Flywheel Power 151 kW
Bore 105 mm
Stroke 135 mm
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