Welcome to Associated Wire Rope & Rigging .
Crane Blocks & Overhaul Ball
Standard Reeve Crane Blocks 3 Sheaves
A comprehensive specification sheet for 3-sheave Standard Reeve blocks, supporting capacities from 27.5 to 137.5 UStons. It provides detailed dimensional data for sheaves and hooks, compatible with both metric and imperial wire sizes, and highlights the robust structural frames used in these heavy-duty industrial units.
Engineered for Precision & High-Capacity Heavy Lifting
The Standard Reeve 3-Sheave Crane Block is a heavy-duty solution designed for high-capacity land-based cranes requiring significant load distribution and stability. Featuring a triple-sheave configuration and an integrated anti-rotation hook locking device, these blocks provide a robust anchor point for complex rigging environments and large-scale structural lifts.
Maximum Safety Features
- Minimum Ultimate Strength is rated at 4 X WLL.
- Factory supplied with an Anti-Rotation Hook Locking Device for enhanced security during rotation.
- Integrated Hook Locking Pin included as standard on all blocks rated at 45 UStons and higher.
- All products are engineered to meet rigorous industrial safety and certification requirements.
Industrial Flexibility
- Extended WLL Range: Standard models available in capacities from 27.5 UStons up to 137.5 UStons.
- Adjustable Overhaul Weight: Blocks can be fitted with removable or interchangeable cheek weights to meet specific site descent requirements.
- Versatile Wire Compatibility: Precision-engineered sheave grooves accommodate wire rope diameters ranging from 7/16″ to 1-3/8″.
- Custom Engineering: While standard models are provided, inquiries for custom versions are welcome to ensure a perfect fit for unique project specifications.
Standard Reeve Crane Block (3 Sheaves) Technical Specifications
Below is a partial specification table. Please contact our technical team for full dimensions (D1, D2, B, TA, TL, L, T, OZ) and WLL verification based on your specific application and certification requirements.
⚠ Safety Warning: Always adhere to the recommended Working Load Limit (WLL) and ensure the crane block is used for straight or in-line pull only. Refer to wire rope manufacturers’ D/d ratio guidelines and the comprehensive safety documentation on pages 136-149 for installation and maintenance procedures