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Product Description
The McKissick 430 Super Champion Snatch Block is a heavy-duty, high-capacity single-sheave block engineered for demanding wire rope rigging applications in oilfield, offshore, marine, heavy construction, and industrial environments. Rated for a 25-ton working load limit, this block is built around an 18-inch outside diameter sheave supported by a self-lubricating bronze bushing bearing, providing reliable, corrosion-resistant sheave rotation under sustained heavy loads. The 430 series accommodates wire rope cable from 1 to 1-1/4 inches in diameter. With overall dimensions of 11.76 inches wide by 41.41 inches high, this is a substantial block designed for high-capacity field rigging where both load rating and rope longevity are priorities.
The 18-inch sheave diameter provides a generous rope bend radius that significantly reduces wire rope fatigue and extends rope service life across repeated heavy loading cycles, an important advantage in applications where large-diameter wire rope is subjected to sustained tension and repeated bending. The bronze bushing bearing offers consistent performance in environments where exposure to moisture, dirt, and debris is common, and its self-lubricating properties reduce the frequency of maintenance required to keep the block operating reliably in remote or demanding field conditions. The snatch block configuration features a side-opening cheek plate that allows the wire rope to be inserted without threading the rope end through the block, reducing rigging time and improving setup efficiency in the field.
The Super Champion designation reflects McKissick's higher-strength design tier, engineered for demanding applications where greater working load limits and more robust construction are required. The overall block dimensions of 11.76 inches wide by 41.41 inches high reflect the substantial construction required to safely handle 25-ton working loads with an 18-inch sheave in heavy industrial and oilfield rigging environments. This block is well suited for use with heavy wire rope winches, cranes, and rigging systems in oilfield, offshore, marine, logging, and heavy construction applications.
Material:
Steel (body and side plates) Self-lubricating bronze bushing bearing
Compatible With:
Wire rope cable, 1 to 1-1/4 in diameter
Uses:
Heavy-load redirection in wire rope rigging systems Mechanical advantage in high-capacity lifting and pulling applications Crane and winch line deflection Oilfield, offshore, marine, logging, and heavy construction rigging
Key Features:
25 Ton working load limit 18 in sheave outside diameter Self-lubricating bronze bushing bearing for corrosion-resistant, low-maintenance operation Accommodates wire rope cable, 1 to 1-1/4 in diameter Overall dimensions: 11.76 in W x 41.41 in H Side-opening design for fast rope insertion without threading Generous sheave diameter for reduced wire rope fatigue and extended rope service life McKissick 430 Super Champion series
| Specification | Value |
|---|---|
| Sheave Outside Diameter | 18in |
| Maximum Cable Size | 1 to 1-1/4in |
| Bearings | Bronze Bushing |
| Load Capacity | 25ton |
| Series | 430 Super Champion |
| Dimensions | 11.76 in W x 41.41 in H |