Product Description: The Western J-566 Series 10 Ton Wire Rope Hoisting Block is a heavy-duty rigging block engineered for demanding cargo hoisting, lifting, and rigging applications in industrial, marine, construction, and port operations. Designed to accommodate wire rope cable up to 1 inch in diameter, this block delivers the line capacity and structural strength required for high-load lifting operations where reliability and long-term performance are critical. The 14 inch sheave outside diameter provides a generous rope bend radius that helps preserve wire rope integrity over extended service life, reducing fatigue and wear on the rope during repeated heavy-duty lifting cycles.
The J-566 Series is equipped with tapered roller bearings, which offer superior load-carrying capacity and reduced friction compared to plain bore or sleeve bearing designs. Tapered roller bearings are engineered to handle the combined radial and axial loads characteristic of hoisting and rigging applications, ensuring smooth and efficient sheave rotation under heavy loads and contributing to reliable power transmission through the block assembly. The robust construction of the J-566 Series is designed to withstand the shock loads, environmental exposure, and continuous use demands typical of industrial hoisting and marine cargo handling environments, making it a dependable choice for operations where block performance directly impacts productivity and safety.
With a 10 Ton working load limit, this hoisting block is well matched to heavy cargo lifting, crane rigging, block and tackle assemblies, and industrial material handling systems where high capacity and consistent performance are required. The J-566 Series shares the same 10 Ton capacity and 1 inch maximum cable specification as the QK-566 and PK-566 Series blocks, with the 14 inch sheave diameter offering a practical balance between rope life performance and overall block dimensions for applications where a more compact profile than the 16 inch sheave PK-566 is preferred. All rigging hardware connected to this block must be rated to the appropriate working load limit, and the block must be inspected before each use in accordance with applicable lifting and rigging safety standards.
Material: Heavy-duty steel block body and hook components Steel sheave Tapered roller bearing assembly
Compatible With: Wire rope cable up to 1 in diameter Rigging hardware, hooks, shackles, and lifting assemblies rated to 10 Ton or greater Crane and hoist systems configured for wire rope block and tackle arrangements
Uses: Heavy cargo hoisting and lifting operations Industrial crane and hoist rigging Block and tackle lifting assemblies Marine and port cargo handling Construction and infrastructure lifting Industrial material handling systems
Key Features: 10 Ton working load limit J-566 Series designation Accommodates wire rope cable up to 1 in diameter 14 in sheave outside diameter for generous rope bend radius and reduced rope fatigue Tapered roller bearing for smooth and efficient operation under heavy combined radial and axial loads Heavy-duty steel construction for sustained performance in demanding industrial and marine environments
Note: All connected rigging hardware must be rated to the working load limit of this block. Inspect the block, sheave, bearing, and all attachment points before each use. Follow applicable lifting and rigging safety standards and do not exceed the rated working load limit.
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