Description
Product Overview
The Helical Insert 304SS 3/8-16 from HeliCoil is engineered to provide a robust, high‑performance solution for creating strong, permanent threads in a variety of metal substrates. Constructed from premium 304 stainless steel, this insert resists corrosion, maintains structural integrity under high temperature, and delivers a smooth, precise thread profile that meets or exceeds industry standards. With a universal fit design, the insert accommodates a wide range of hole sizes, making it a versatile choice for maintenance, repair, and new construction projects across multiple sectors. The product dimensions of 2.6 x 2.4 x 0.7 inches and a weight of 4.32 ounces ensure easy handling while providing sufficient material mass for durability. Model R11856 reflects the latest iteration of HeliCoil’s proven helical technology, offering a reliable, repeatable installation process that reduces downtime and labor costs. The insert is packaged in a compact box measuring 18.0 L x 21.0 H x 18.0 W inches, weighing 3.17 pounds, and is proudly made in America, reinforcing quality control and supply chain reliability.
![[Product front view showing all components]](https://www.primenets.store/wp-content/uploads/2026/08/697c63e9c6aa4ed690405e9f7c37c107.jpg)
Usage
Designed for industrial environments, the Helical Insert 304SS 3/8-16 excels in applications ranging from heavy machinery and automotive assemblies to aerospace components and marine equipment. Its stainless‑steel composition makes it ideal for exposure to moisture, chemicals, and fluctuating temperatures, ensuring long‑term performance in harsh conditions. Installers can use standard tapping tools to create the internal thread, then simply screw the insert into place, where the helical coils expand to lock securely within the host material. This process eliminates the need for welding or additional fastening hardware, streamlining the workflow for technicians and engineers. The insert’s universal fit means it can be employed in both new builds and retrofit scenarios, providing a cost‑effective solution for upgrading existing equipment or repairing worn threads. Whether used in a production line, a field service setting, or a custom fabrication shop, the Helical Insert delivers consistent results that meet the rigorous demands of professional users.
Why Choose Us
Choosing the Helical Insert 304SS from HeliCoil means partnering with a brand that has over four decades of expertise in threaded insert technology. Each insert undergoes strict quality assurance testing, including dimensional verification, tensile strength assessment, and corrosion resistance evaluation, guaranteeing that every unit performs to specification. The American‑made construction ensures tighter oversight of manufacturing processes, reducing variability and enhancing reliability. HeliCoil also provides comprehensive technical support, offering installation guides, troubleshooting assistance, and responsive customer service to address any concerns promptly. With a proven track record reflected in a 4.8‑star rating from 76 verified customer reviews, the product has earned the trust of engineers, maintenance crews, and procurement specialists worldwide. By selecting this insert, you benefit from a combination of superior material quality, precise engineering, and a commitment to after‑sales support that helps you maintain operational efficiency and minimize unexpected downtime.
Key Features
- Premium 304 stainless steel resists corrosion and extends service life
- Universal fit design accommodates a broad range of hole sizes
- Easy‑install helical coil expands to lock securely without welding
- Compact packaging and lightweight construction simplify handling and storage
- Dedicated technical support and warranty ensure confidence after purchase
FAQ
What materials can the Helical Insert be used with?
The insert is compatible with most metals, including steel, aluminum, and titanium, as long as the hole is properly tapped to the specified size.
Is any special equipment required for installation?
Standard tapping tools and a torque wrench are sufficient; no additional proprietary tools are needed.
Can the insert be removed and reused?
Yes, the insert can be unscrewed with the appropriate removal tool, inspected, and reinstalled if it remains undamaged.
What is the warranty coverage for this product?
HeliCoil offers a limited one‑year warranty covering material defects and manufacturing errors.
How does the insert perform in high‑temperature environments?
304 stainless steel maintains its strength and corrosion resistance up to 870°F (465°C), making it suitable for many high‑heat applications.
Reviews
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