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Sea Link
620 Series Medium Weight Oval Pattern Construction Blocks
Outlines the 620 Series Medium Weight Oval Pattern blocks, supporting capacities from 16,500 to 44,000 lbs. These blocks are engineered with forged accessories and bronze-bushed sheaves for versatile construction rigging where extreme weight is not required.
Sea Link Construction Solutions
The 620 Series Construction Blocks are robust, professional-grade rigging tools designed for medium-weight industrial applications. These blocks feature a distinctive oval pattern steel shell and are engineered for high-capacity performance across single, double, and triple sheave configurations.
Engineering & Technical Standards
- Safety Integrity: Every block in the 620 series is manufactured to a rigorous 4:1 Design Factor.
- Bearing Excellence: Sheaves are standard-fitted with bronze bushings manufactured to SAE64 specifications.
- Forged Hardware: All structural accessories and fittings are forged to ensure maximum strength and load-bearing reliability.
- System Versatility: Standard models are shown, but custom models can be engineered to meet unique project demands.
- Pattern Variation: A diamond pattern (SL700B) is also available upon request for specific rigging preferences.