Description
The DNAHB 4 Tower Block is a precision-engineered rigging block designed for demanding tower and utility applications, combining robust construction with smooth operation. Built with safety, durability, and ease of use in mind, the DNAHB 4 is suited for handling substantial loads on ropes up to 7/8 inches in diameter.
Features:
- 4" machined aluminum sheave ensures smooth and consistent rope movement for reliable rigging and lifting operations.
- Shielded bearings packed with synthetic aviation grease provide long service life and reduce maintenance by keeping contaminants out.
- Accommodates ropes up to 7/8" in diameter, offering versatility for various utility and rigging needs.
- Proof tested prior to shipment and date stamped for quality assurance and compliance with safety standards.
- 5:1 safety factor for added operational security during heavy lifts.
- Lightweight (approximately 6.7 lbs), making it easy to transport and handle in the field.
- Corrosion-resistant aluminum body ensures longevity and reliable performance in challenging environments.
- Open head design for easy rope installation and removal.
Specifications:
- Sheave diameter: 4 inches
- Rope capacity: up to 7/8 inch
- Working Load Limit (WLL): 2,500 lbs
- Weight: 6.7 lbs
- Material: Precision machined aircraft-grade aluminum body
- Bearings: Shielded, lubricated with synthetic aviation grease
- Proof tested with safety factor of 5:1
Includes:
- DNAHB 4 Tower Block unit
- All pre-installed bearings, sheave, and side plates as part of the assembled block
- Proof test certification and date stamp for compliance verification
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