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Product Description
Hawk Excavator Long Reach Arm | Model JD470G-LRA4672 | Reach 72'2" | 46–50 Ton | For John Deere Excavators
DESCRIPTION
The Hawk Excavator John Deere 470G Long Reach Arm JD470G-LRA4672 is engineered to maximize excavation performance, delivering exceptional reach, strength, and precision for demanding applications. Designed for 46–50 ton excavators, this premium long reach boom and arm attachment extends the machine's working range to 72'2", making it ideal for river dredging, canal maintenance, deep excavation, pond cleaning, slope finishing, foundation work, and high-reach construction projects. Featuring a 40'4" boom, 30'5" arm, and 1.18 yd³ bucket capacity, this system provides excellent digging efficiency while minimizing machine repositioning to improve jobsite productivity. Manufactured with high-strength steel, precision welding, stress simulation analysis, and NDT-tested components, every assembly is built for long-lasting durability under demanding operating conditions. Optional pre-plumbed hydraulic lines, hose brackets, and slurry discharge hose supports simplify installation and expand attachment compatibility. Combining extended reach, outstanding control, and rugged construction, the Hawk Excavator Long Reach Arm delivers reliable performance for contractors seeking greater productivity, accuracy, and versatility.
Key Features
- Extended 72'2" Reach enables excavation across rivers, ponds, canals, and difficult-to-access work areas while reducing machine repositioning, increasing productivity, and improving overall operational efficiency on large excavation and dredging projects.
- Designed for 46–50 Ton Excavators to provide a precise fit, excellent hydraulic performance, and dependable operation for demanding construction, infrastructure, marine, and earthmoving applications.
- Heavy-Duty Steel Construction utilizes reinforced high-strength materials engineered to withstand continuous heavy excavation, dredging, demolition, and material handling under severe working conditions.
- 40'4" Long Boom Design delivers superior working radius, allowing operators to perform deep excavation, slope grading, shoreline maintenance, and foundation work with greater efficiency and reduced equipment movement.
- 30'5" Precision Arm provides exceptional digging control, smoother bucket movement, and improved positioning accuracy for trenching, material handling, grading, and precision excavation tasks.
- 1.18 Cubic Yard Bucket Capacity offers excellent material handling capability, increasing productivity by moving larger volumes of soil, sediment, sand, gravel, and debris with every cycle.
- Deep Digging Performance reaches excavation depths up to 52'9", making it ideal for dredging operations, underground utility installation, deep foundations, and drainage construction projects.
- Advanced Structural Engineering incorporates computer-aided stress simulation and structural analysis to optimize strength, reduce fatigue, and ensure dependable long-term durability.
- NDT Quality Tested Components undergo comprehensive non-destructive testing to verify weld integrity, structural reliability, and consistent manufacturing quality before delivery.
- Pre-Plumbed Hydraulic Option simplifies installation with factory-installed hydraulic lines and hose routing, reducing setup time while supporting hydraulic dredge pumps and compatible attachments.
- Flexible Attachment Compatibility supports multiple excavation accessories, allowing contractors to perform dredging, excavation, grading, demolition, and specialized applications with one machine.
- Improved Jobsite Productivity minimizes machine repositioning by expanding the excavator's operating range, reducing cycle times, lowering fuel consumption, and improving overall project efficiency.
- Smooth Hydraulic Operation features durable hydraulic hose assemblies designed for consistent oil flow, reliable performance, and extended service life in demanding environments.
- Ideal for Specialized Applications including river dredging, lake restoration, canal cleaning, mining support, shoreline stabilization, deep trenching, environmental remediation, and marine construction projects.
Detailed Specifications
| Specification | Details |
|---|---|
| Brand | Hawk Excavator |
| Product | Long Reach Arm |
| Model | JD470G-LRA4672 |
| Compatible Machine | John Deere 470G Excavator |
| Excavator Class | 46–50 Tons |
| Overall Reach Length | 72'2" (22 m) |
| Boom Length | 40'4" (12.30 m) |
| Arm (Stick) Length | 30'5" (9.27 m) |
| Maximum Reach | 72'3" (22.03 m) |
| Maximum Digging Depth | 52'9" (16.08 m) |
| Maximum Working Height | 66'10" (20.36 m) |
| Boom Height | 11'8" (3.55 m) |
| Bucket Capacity | 1.18 yd³ (0.9 m³) |
| Primary Material | High-Strength Reinforced Steel |
| Structural Analysis | CAD Stress & Strength Simulation Tested |
| Weld Inspection | Non-Destructive Testing (NDT) Verified |
| Hydraulic Lines | Optional Pre-Plumbed Hydraulic System |
| Slurry Hose Brackets | Optional Heavy-Duty Mounting Brackets |
| Attachment Compatibility | Hydraulic Dredge Pumps & Mechanical Attachments |
| Typical Applications | River Dredging, Canal Cleaning, Pond Excavation, Deep Trenching, Marine Construction, Foundation Excavation, Shoreline Maintenance, Slope Finishing |
Manuals & Documents
General Warranty Info:
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- The majority of products come with a manufacturer represented warranty against manufacturing defects for at least a 12 month period after the date of sale.
- 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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