Description
Product Overview
The Spring Type U Nuts offered by Clipsandfasteners are engineered to meet the demanding requirements of modern industrial and scientific applications. Each nut is crafted from high‑grade steel and finished with a black phosphate coating that provides superior corrosion resistance, extending the lifespan of the fastener even in harsh environments. With a #6 thread size and a flat head style, these nuts deliver a clean, low‑profile appearance while ensuring a secure, partially threaded engagement that distributes load evenly across the fastening surface.
Measuring 0.08 inches in cutting diameter and 6 inches in overall length, the nuts are compact yet robust, making them suitable for a wide range of assemblies, from precision equipment to heavy‑duty machinery. The rectangular shape and internal UNC thread style facilitate easy installation with standard tools, while the phosphate finish reduces friction during insertion, speeding up assembly time and minimizing wear on mating components.
![[Product front view showing all components]](https://www.anviro.store/wp-content/uploads/2026/07/fba4bb0a446a42e98c6e4f718c77dbf2.jpg)
Usage
These speed nuts excel in environments where rapid, reliable fastening is essential. They are commonly used in manufacturing lines, equipment maintenance, and repair work across sectors such as automotive, aerospace, and electronics. The black phosphate coating makes them ideal for outdoor installations or applications exposed to moisture, chemicals, or temperature fluctuations, as the finish protects against rust and degradation.
Technicians, engineers, and DIY enthusiasts alike appreciate the ease of use provided by the flat head design, which allows for flush mounting and reduces the risk of snagging on surrounding components. Whether you are assembling a prototype, performing routine equipment servicing, or constructing a custom fixture, the 50‑piece pack ensures you have ample inventory to complete multiple projects without interruption.
Why Choose Us
Clipsandfasteners stands out as a trusted supplier of high‑quality fasteners, backed by decades of industry experience and a commitment to rigorous quality control. Each batch of Spring Type U Nuts undergoes comprehensive testing for dimensional accuracy, thread integrity, and coating adhesion, guaranteeing consistent performance across every piece.
Our dedication to customer satisfaction extends beyond product excellence. We provide responsive technical support, detailed product documentation, and flexible ordering options to accommodate both small‑scale hobbyists and large‑volume manufacturers. When you choose our nuts, you benefit from a reliable supply chain, competitive pricing, and the peace of mind that comes from partnering with a reputable brand.
Key Features
- Corrosion‑resistant black phosphate finish ensures long‑term durability.
- Flat head design provides a low‑profile, flush mounting for clean assemblies.
- #6 UNC thread size offers universal compatibility with standard tools and components.
- Partially threaded interior delivers secure grip while simplifying installation.
- Responsive customer support and fast shipping for uninterrupted project timelines.
FAQ
What material is the nut made from?
The nut is fabricated from high‑strength carbon steel, which is then treated with a black phosphate coating to enhance corrosion resistance and surface hardness.
Can these nuts be used with stainless steel bolts?
Yes, the UNC #6 thread profile is compatible with stainless steel bolts of the same size, providing a reliable connection while maintaining the protective benefits of the phosphate finish.
Is the phosphate coating safe for food‑contact applications?
The black phosphate coating is not certified for direct food contact. For applications requiring food‑grade compliance, we recommend selecting fasteners specifically labeled as food‑safe.
How many nuts are included in the package?
Each package contains 50 individual spring type U nuts, ensuring you have sufficient quantity for multiple projects or bulk inventory needs.
What is the recommended torque setting for installation?
We advise applying a torque of 5–7 ft‑lb for optimal thread engagement without over‑tightening, which helps preserve the integrity of both the nut and the mating bolt.




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