Description
Product Overview
The Aiwaiufu 1/2″-13 Heavy Duty Thread Lifting Bail Eye Nut set is engineered for demanding industrial applications where safety, reliability, and durability are paramount. Each pack contains four eye nuts crafted from high‑strength iron that has been hot‑dip galvanized to resist corrosion, extending service life even in the most aggressive environments. The bail‑type design incorporates a threaded shank that mates seamlessly with standard 1/2″ UNC bolts, providing a secure attachment point for hoisting, rigging, and load‑bearing operations. With a certified Working Load Limit (WLL) of 2,250 lb per nut, the set delivers exceptional strength while maintaining ease of use. The compact dimensions—approximately 3 × 2.3 × 0.5 inches—allow for versatile placement on machinery, structural components, and equipment frames without interfering with surrounding parts.
Key specifications include a thread size of 1/2″‑13 UNC, a weight of 1.87 lb per nut, and a robust ring shape that distributes load evenly around the attachment point. The product’s design adheres to industry standards for lifting hardware, ensuring compatibility with a wide range of hoists, cranes, and rigging accessories. Whether you are upgrading existing rigging systems or outfitting new equipment, these eye nuts provide a dependable solution that meets rigorous safety requirements.
![[Product front view showing all components]](https://www.pearlmarket.store/wp-content/uploads/2026/08/e906a37a94bb4968b53b52fb8963b707.jpg)
Usage
These eye nuts excel in a variety of real‑world scenarios across multiple sectors. In engineering workshops, they are used to secure heavy machinery components during assembly, maintenance, and transport. Forestry professionals rely on the strong, corrosion‑resistant rings to lift logs, branches, and equipment safely, even in wet or salty conditions. In mining operations, the nuts serve as critical lifting points for ore carts, conveyor belts, and heavy tools, where failure is not an option. Electrical contractors appreciate the ability to attach cable trays, conduit supports, and transformer housings without compromising structural integrity.
Because the bail‑type eye nut can be installed and removed without specialized tools, it reduces downtime on the job site. The reusable nature of the hardware means that operators can reposition the nuts as needed, adapting to changing load requirements and configurations. This flexibility translates into cost savings and increased productivity, especially in environments where equipment is frequently moved or reconfigured.
Why Choose Us
Choosing Aiwaiufu means selecting a brand committed to quality, performance, and customer satisfaction. Our eye nuts undergo rigorous testing to verify load capacity, thread integrity, and corrosion resistance, ensuring that each unit meets or exceeds industry standards. The galvanized coating is applied using a controlled process that guarantees uniform thickness, providing a barrier against rust, moisture, and chemical exposure.
We stand behind our products with responsive after‑sales support. Should you encounter any issues, our technical team is ready to assist with installation guidance, troubleshooting, and warranty claims. Our commitment to continuous improvement drives us to incorporate feedback from field professionals, resulting in hardware that evolves with the needs of modern industry.
Key Features
- Heavy‑duty galvanized iron construction delivers long‑lasting corrosion resistance.
- 1/2″‑13 UNC thread size fits standard bolts for quick, secure installation.
- 2250 lb working load limit ensures safe handling of heavy loads.
- Bail‑type design allows easy attachment and removal without special tools.
- Reusable hardware reduces long‑term costs and minimizes waste.
- Comes in a convenient 4‑pack for immediate project readiness.
- Dedicated customer support provides expert assistance and warranty coverage.
FAQ
What is the maximum load each eye nut can safely support?
Each eye nut is rated for a Working Load Limit of 2,250 lb, which is the maximum safe load when used according to the manufacturer’s guidelines.
Can these eye nuts be used in outdoor or marine environments?
Yes. The hot‑dip galvanized coating provides excellent resistance to rust and corrosion, making the nuts suitable for outdoor, coastal, and marine applications.
Are the eye nuts compatible with all 1/2″‑13 UNC bolts?
They are designed to fit standard 1/2″‑13 UNC threaded bolts and studs, ensuring broad compatibility with common lifting hardware.
How do I install the eye nut correctly?
Thread the nut onto a matching 1/2″‑13 UNC bolt, tighten it securely using a wrench or socket, and verify that the bail ring is fully seated before applying any load.
What warranty does Aiwaiufu offer for these eye nuts?
Aiwaiufu provides a limited one‑year warranty covering manufacturing defects and material failures, backed by responsive customer service.




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