Description
Product Overview
The Huck C50L Lockbolts are precision‑engineered fastening solutions designed for the most demanding industrial environments. Constructed from high‑density (HD) carbon steel, each lockbolt features a 0.750in round shank that delivers exceptional strength while resisting vibration and fatigue. The plain finish ensures a clean, uniform appearance and facilitates easy installation with standard tools. These lockbolts meet and exceed ASTM 325 specifications, guaranteeing reliable shear and tensile performance well beyond conventional torqued bolts.
Key specifications include a weight of 3.29 pounds per bolt, a robust round head design for uniform clamp force, and a material grade that offers superior durability under cyclic loading. The product is part of Huck’s long‑standing line of industrial hardware, reflecting the brand’s commitment to quality and performance. Each package contains five lockbolts, providing a convenient quantity for batch installations or maintenance projects.
![[Product front view showing all components]](https://www.xenviro.store/wp-content/uploads/2026/07/e90cede8ff14471d9b9ae4db32c32bd8.jpg)
Usage
These lockbolts excel in applications where vibration resistance and consistent clamping are critical. Ideal for securing heavy machinery, structural frames, and equipment housings, they maintain their grip even in high‑frequency environments such as automotive assembly lines, aerospace components, and heavy‑duty manufacturing plants. The round HD head design distributes load evenly, reducing the risk of localized stress concentrations that can lead to premature failure.
Installation is straightforward: the lockbolt is inserted through a pre‑drilled hole, and the accompanying nut is tightened to the specified torque, creating a permanent, vibration‑free joint. Because the lockbolt does not rely on thread friction alone, it offers a higher safety factor for applications where regular re‑torquing is impractical. The product is also suitable for retrofit projects where existing fasteners need to be upgraded to meet higher performance standards.
Why Choose Us
Choosing Huck means selecting a brand with decades of experience in industrial hardware. Our C50L lockbolts are manufactured under strict quality control processes, ensuring each unit meets exact dimensional tolerances and material certifications. The carbon steel composition is heat‑treated to achieve optimal hardness, providing resistance to wear, corrosion, and impact.
We stand behind every product with comprehensive technical support and a responsive customer service team. Should you encounter any installation challenges or have questions about compatibility, our engineers are ready to assist with detailed guidance and recommendations. Additionally, our packaging includes clear labeling and documentation to streamline inventory management and compliance tracking.
By investing in Huck lockbolts, you benefit from a proven solution that reduces downtime, minimizes maintenance costs, and enhances the overall reliability of your equipment. Our commitment to continuous improvement means you receive a product that reflects the latest advancements in fastening technology.
Key Features
- High‑density carbon steel construction delivers superior strength and durability.
- 0.750in round HD head provides uniform clamp force and excellent vibration resistance.
- Meets ASTM 325 specifications for enhanced shear and tensile performance.
- Designed for heavy‑duty industrial applications, reducing the need for frequent re‑torquing.
- Backed by Huck’s expert technical support and reliable after‑sales service.
FAQ
What size wrench is required to install the C50L lockbolt?
The lockbolt uses a standard 1/2‑inch drive socket for the nut. The head can be accessed with a 7/16‑inch wrench, but a torque wrench is recommended to achieve the specified preload.
Can these lockbolts be used in corrosive environments?
While the plain carbon steel finish offers excellent strength, for highly corrosive settings we recommend applying a compatible protective coating or selecting a stainless‑steel variant from our product line.
Do the lockbolts require any special preparation before installation?
Ensure the mounting hole is clean, free of debris, and drilled to the correct diameter (0.750‑1.000 in). A light tap with a hammer can help seat the bolt fully before tightening the nut.
How many lockbolts are included in each package?
Each package contains five C50L lockbolts, providing a convenient quantity for batch installations or spare parts inventory.
Are these lockbolts compatible with existing standard bolt patterns?
Yes, the C50L lockbolt is designed to fit standard bolt hole patterns used in most industrial equipment. Verify the hole diameter and thread pitch to ensure a proper fit.




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