Hawk Excavator

Hawk Excavator Rotating Clamshell Bucket | Model KOMPC400-RCB400 | Width 80" | 4 yd³ Capacity | 40–49 Ton | For Komatsu Excavators

Hawk Excavator Rotating Clamshell Bucket | Model KOMPC400-RCB400 | Width 80" | 4 yd³ Capacity | 40–49 Ton | For Komatsu Excavators

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  • Fits Komatsu PC400 for 40–49 ton excavators, rotating clamshell attachment.
  • Bucket Width: 80 in with 4 yd³ material capacity.
  • Hydraulic Flow: 48–53 GPM, operating pressure 3,630–4,350 psi.
  • Overall Dimensions: 85 in length, 135 in height, 100 in opening.
  • Built for Excavators: Weighs 6,471 lbs for heavy-duty material handling.
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Product Description

Hawk Excavator Rotating Clamshell Bucket | Model KOMPC400-RCB400 | Width 80" | 4 yd³ Capacity | 40–49 Ton | For Komatsu Excavators

DESCRIPTION

Boost the performance and versatility of your Komatsu PC400 excavator with the Hawk Excavator Rotating Clamshell Bucket KOMPC400-RCB400. Designed for demanding material handling, demolition, dredging, and construction applications, this heavy-duty attachment delivers exceptional control, productivity, and long-lasting reliability. Its powerful 360-degree hydraulic rotation allows operators to accurately position and grab materials from virtually any angle, reducing repositioning time and increasing jobsite efficiency. Built from premium, wear-resistant steel with reinforced structural components, this rotating clamshell bucket is engineered to perform in harsh working environments while minimizing maintenance requirements. Features include a high-capacity 4 yd³ bucket, heavy-duty hydraulic cylinders, replaceable wear components, and quick coupler compatibility for faster attachment changes. Performance, Durability, Compatibility, and precision engineering make this attachment an excellent choice for contractors handling bulk materials, scrap, demolition debris, aggregates, and excavation projects where reliability and productivity matter most.

Key Features

  • 360° Hydraulic Rotation provides smooth, continuous bucket positioning for precise material handling, reducing machine repositioning and improving productivity on every job.
  • Heavy-Duty Steel Construction delivers exceptional durability in demanding construction, demolition, dredging, and industrial environments for long service life.
  • Large 4 yd³ Capacity allows operators to move more material per cycle, increasing efficiency while reducing loading and handling time.
  • Designed for Komatsu PC400 ensures reliable compatibility with 40–49 ton excavators for dependable hydraulic performance and secure installation.
  • Powerful Hydraulic Cylinders generate strong clamping force for safely handling loose, bulky, and irregular materials with confidence.
  • Precision Material Placement helps reduce material loss and cleanup by giving operators greater control during loading, sorting, and unloading operations.
  • Reinforced Structural Design withstands continuous heavy-duty use while resisting stress, impact, and deformation in demanding applications.
  • Quick Coupler Compatible supports faster attachment changes, minimizing downtime and maximizing equipment utilization.
  • Replaceable Wear Components simplify maintenance and reduce long-term ownership costs by extending the attachment's service life.
  • Optimized Hydraulic Performance operates efficiently with recommended pressure and flow specifications for smooth, responsive operation.
  • Versatile Jobsite Applications excel in demolition, excavation, bulk material handling, recycling, dredging, and aggregate processing.
  • Wide Bucket Opening allows efficient handling of oversized loads while improving loading speed and reducing operating cycles.
  • Professional-Grade Engineering combines strength, balance, and precision manufacturing for reliable daily performance under heavy workloads.
  • Custom Size Availability allows bucket dimensions to be tailored for specialized applications and unique customer operating requirements.

Detailed Specifications

Specification Details
Brand Hawk Excavator
Product Rotating Clamshell Bucket
Model KOMPC400-RCB400
Compatible Machine Komatsu PC400 Excavator
Recommended Machine Weight 40–49 Tons
Bucket Capacity 4 yd³ (3.0 m³)
Bucket Weight 6,471 lbs (2,935 kg)
Bucket Width (B) 80 in
Overall Length (A) 85 in
Maximum Opening (C) 100 in
Overall Height (D) 135 in
Working Pressure 3,630–4,350 psi (25–30 MPa)
Hydraulic Flow 48–53 GPM (180–200 L/min)
Rotation 360° Hydraulic Rotation
Construction Material Heavy-Duty Reinforced Steel
Hydraulic Cylinders Heavy-Duty Industrial Grade
Wear Parts Replaceable Teeth and Cutting Edges
Quick Coupler Compatible Yes
Primary Applications Material Handling, Demolition, Construction, Dredging, Recycling, Bulk Material Loading
Customization Bucket dimensions can be customized to meet specific application requirements.

Manuals & Documents

General Warranty Info:

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  • Expendable components and "wear parts" including but not limited to blades, knives, teeth, oil, chain sprockets, skid shoes, knife mounting discs, and similar components are usually excluded from manufacturer warranties.
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