550 577 98 ROTATION CHUCK BUSHING SANDVIK

The 550 577 98 Rotation Chuck Bushing is a robust spare part designed for heavy-duty rock drilling machinery. Crafted from industrial-grade alloy steel with black-oxide coated teeth and a smooth, hardened bore, this bushing ensures flawless alignment, consistent rotation, and long-term durability—delivering peak performance in harsh drilling environments.

Key Features & Benefits

• Robust Alloy Construction – Built to withstand extreme torque and abrasive conditions.

• Precision-Ground Bore – Guarantees low friction and tight fit on the chuck shaft.

• Durable Gear Teeth – Enables seamless power transfer and reliable performance under heavy load.

• Black-Oxide Coating – Enhances corrosion resistance and extends service life.

• Tight Dimensional Control – Ensures compatibility and friction-free operation with Sandvik rotation chuck assemblies.

Technical Overview

This bushing is a direct replacement to Sandvik’s original and is also listed as AR 550 577 98 Rotation Bushing ensuring accurate fit and performance.

Sandvik Drilling Models Compatibility

The 55057798 Rotation Chuck Bushing Sandvik fits the following Sandvik surface and down-the-hole equipment:

• Sandvik DL-series drill rigs (DL311, DL421, DL421i)

• Sandvik Top Hammer rigs (EH, TH, LR models)

• Other compatible Sandvik boomer and rotary systems using the 550 577 98 standard

Why It’s Essential

1. Precision Fit & Alignment – It keeps the chuck aligned on the spindle, minimizing wear and vibration for smoother drilling.

2. Peak Durability – Metallic and hardened components withstand abrasive materials and heavy torque loads.

3. Easy Installation – Designed for direct drop-in replacement, cutting maintenance time.

4. OEM-Grade Reliability – Meets Sandvik’s original engineering standards without compromise.

Typical Applications

• Longwall and underground hard-rock drilling

• Surface exploration using jumbo rigs

• Demolition and civil tunneling requiring consistent rotation reliability

• OEM parts replacement in Sandvik service centers

3GEN Export: Your OEM Source

At 3GEN Export, we deliver 550 577 98 Rotation Chuck Bushing Sandvik as an OEM-grade replacement. Ships globally in just 5 working days—ensuring your rig stays on site and productive. Our parts match Sandvik tolerances precisely, tested for fit and function before delivery through our worldwide logistics network.

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Manufactured in Turkey, these products are made using the latest technologies and built to meet the highest international standards. Each machine is a high-quality copy of the original, ensuring durability, precision, and performance that you can rely on for modern construction and metalworking projects.