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321D LCR Hydraulic Excavator

321D LCR Hydraulic Excavator

At a Glance

Engine Model
Cat® C6.4 ACERT™
Net Flywheel Power
148.0 hp
Operating Weight
51875.0 lb
Operating Weight - Std. Undercarriage
51875.0 lb
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Overview

Increased work tool options, new powerful engine and easier operation lead to increased productivity and lower operating costs.

Engine

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Engine Model Cat® C6.4 ACERT™
Net Flywheel Power 148.0hp
Net Power - ISO 9249 148.0hp
Bore 4.02in
Stroke 5.12in
Displacement 389.0in3
Net Power - EEC 80/1269 148.0hp
Net Power - SAE J1349 148.0hp

Weights

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Operating Weight 51875.0lb
Operating Weight - Std. Undercarriage 51875.0lb
Operating Weight - Long Undercarriage 51875.0lb
Operating Weight - Long Undercarriage 2 53308.0lb

Drive

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Maximum Drawbar Pull 46311.0lb
Maximum Travel Speed 3.5mph

Hydraulic System

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Main Implement System - Maximum Flow (2x) 54.0gal/min
Max. Pressure - Equipment 5076.0psi
Max. pressure - Heavy Lift 5221.0psi
Max. Pressure - Travel 5076.0psi
Max. Pressure - Swing 3626.0psi
Pilot System - Maximum Flow 9.0gal/min
Pilot System - Maximum Pressure 566.0psi
Boom Cylinder - Bore 4.7in
Boom Cylinder - Stroke 49.6in
Reach Stick Cylinder - Bore 5.5in
B1 Family Bucket Cylinder - Bore 4.7in
Reach Stick Cylinder - Stroke 59.8in
B1 Family Bucket Cylinder - Stroke 43.5in

Service Refill Capacities

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Fuel Tank Capacity 87.0gal
Cooling System 6.6gal
Engine Oil 8.0gal
Swing Drive 2.1gal
Final Drive (each) 2.1gal
Hydraulic System (including tank) 55.0gal
Hydraulic Tank 32.0gal
Hydraulic Tank (Including suction pipe) 35.0gal

Sound Performance

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Performance ANSI/SAE J1166 APR 90

Standards

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Brakes SAE J1026 APR90
Cab/FOGS SAE J1356 FEB88

Swing Mechanism

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Swing Speed 11.5RPM
Swing Torque 45612.0lb ft

Track

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Number of Shoes (each side) - Long Undercarriage 49
Number of Track Rollers (each side) - Long Undercarriage 8
Number of Carrier Rollers (each side) - Long Undercarriage 2

Dimensions

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Transport width 125.2in
Shipping Height 9.9ft