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Crane Blocks & Overhaul Ball

Overhaul Balls

This two-page catalog provides a comprehensive overview of the standard Overhaul Ball (OHB) series, supporting WLLs from 3.5 to 35 UStons. It details essential features like low-friction thrust bearings and top/bottom swiveling hooks. The technical tables list various weight options (130 to 2000 lbs) and becket sizes optimized for seamless integration with Ropeblock Sockets (OWS, OSS, FCS, SCS).

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Engineered for Precision & Stability: High-Performance Overhaul Balls

Ropeblock Overhaul Balls are specifically engineered for high-efficiency lifting in mobile and crawler crane applications, with weights strategically calculated based on average boom lengths and mobile crane efficiency loss. Featuring a low-friction design and an easily accessible hook swivel, these overhaul balls provide a reliable solution for a diverse range of crane applications where performance is critical.

Maximum Safety & Compliance
  • 4:1 Design Factor: Every overhaul ball is engineered with a standard 4:1 design factor for enhanced structural reliability.
  • Minimum Ultimate Strength: Rated at 4 X WLL to ensure maximum safety under extreme load conditions4.
  • High-Quality Components: Equipped with high-quality, low-friction thrust bearings and forged high-tensile steel DIN/EN hooks.
  • Extreme Temperature Range: Certified for safe operation in environments ranging from -40°C up to +80°C (-40°F to +176°F).
Industrial Flexibility
  • Broad WLL Range: Available in standard capacities ranging from 3.5 UStons up to 35 UStons.
  • Optimized Becket Sizes: Beckets are precision-sized to integrate seamlessly with Ropeblock sockets, including Open Wedge (OWS), Open Spelter (OSS), and Super Reeve Connector Sockets (SCS).
  • Versatile Hook Design: Features both bottom and top swiveling hook capabilities for increased maneuverability.
  • Durable Signal Finish: Finished with a robust C3M signal yellow coating for high visibility and corrosion resistance.

Overhaul Balls Technical Specifications

Below is a partial specification table. Please contact our technical team for full dimensions and Working Load Limit (WLL) verification based on your specific application and certification requirements.

⚠ Safety Warning: Always adhere to the recommended Working Load Limit (WLL) and ensure the equipment is inspected regularly for wear or damage. Refer to the comprehensive safety documentation on page 136 for full installation and maintenance procedures.