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390F Frontless Excavator

Cat® Frontless Hydraulic Excavators are loaded with options--giving you the flexibility to match the machine front to your specific application. These purpose-built, excavator-based specialty machines can be sourced through Caterpillar OEM Solutions and our global network of auxiliary equipment manufacturers.

Specifications
Equipment
Units: US Metric
Engine
Engine Model
Cat® C18
Net Flywheel Power
524 HP
391 kW
Weights
Maximum Operating Weight
190204 lb
86275 kg
Maximum Frontless Weight
147710 lb
67000 kg
Swing Mechanism
Swing Speed
6.2 r/min
6.2 r/min
Swing Torque
191766 lb/ft
260 kN·m
Drive
Maximum Drawbar Pull
132637 lb
590 kN
Maximum Travel Speed
2.8 mile/h
4.5 km/h
Maximum Drawbar Pull - Long Undercarriage
132637 lb
590 kN
Hydraulic System
Pilot System - Maximum Flow
17.7 gal/min
67 l/min
Maximum Pressure - Travel
5076 psi
35000 kPa
Main System - Maximum Flow - Total - Implement
266 gal/min
952 l/min
Maximum Pressure - Equipment - Normal
5076 psi
35000 kPa
Main System - Maximum Flow - Total - Travel
281 gal/min
1064 l/min
Swing System - Maximum Flow
No swing pump
Pilot System - Maximum Pressure
4.0-4.4 MPa (580-638 psi)
Maximum Pressure - Swing
5076 psi
35000 kPa
Main System - Maximum Flow (× 2 pumps) - Travel
141 gal/min
532 l/min
Main System - Maximum Flow (× 2 pumps) - Implement
133 gal/min
476 l/min
Standard Equipment