Description
Product Overview
The Bueyfolt 20-pack of 1/4-20 black acorn cap nuts is engineered for durability and aesthetic appeal. Each nut is forged from high‑grade stainless steel, then treated with a smooth black coating that resists corrosion and adds a professional finish. The dome‑head design not only looks refined but also shields the threaded end of screws and bolts from damage, extending the lifespan of your assemblies.
Measuring just 0.48 x 0.45 x 0.4 inches and weighing 3.88 ounces per pack, these compact nuts are easy to handle and store. The hexagonal shape provides a secure grip for wrenches, allowing quick installation and removal without stripping. With a thread size of 1/4″‑20, they are compatible with a wide range of standard fasteners used across multiple industries.
Manufactured by Bueyfolt, a trusted name in fastener technology, the acorn cap nuts meet rigorous quality standards. The product has earned a solid customer rating of 4.4 out of 5 stars from 16 reviews, reflecting consistent performance and satisfaction among users. Whether you are assembling furniture, repairing automotive components, or working on marine equipment, these nuts deliver reliable strength and a clean appearance.
![[Product front view showing all components]](https://www.fineteas.store/wp-content/uploads/2026/07/1723620efa13418db5706a156d258847.jpg)
Usage
These acorn cap nuts excel in environments where both function and visual presentation matter. In furniture assembly, they conceal the screw heads, giving cabinets and tables a sleek, uninterrupted surface. Automotive technicians appreciate the nuts for securing brackets and panels while preventing wear on bolt ends, especially in high‑vibration settings.
Marine applications benefit from the corrosion‑resistant coating, making them suitable for boat deck fittings, railings, and hardware that is constantly exposed to saltwater. Electrical installers use the nuts to finish conduit connections and lighting fixtures, where a tidy appearance reduces the risk of accidental contact and improves safety.
Because the nuts are compatible with standard 1/4‑20 threaded rods, they are also popular among hobbyists building custom projects such as motorcycles, wind‑turbine components, and DIY electronics enclosures. The versatility of the dome‑head design ensures a secure fit across a broad spectrum of fastener types.
Why Choose Us
Choosing Bueyfolt means selecting a product backed by years of engineering expertise and a commitment to quality. Each batch undergoes strict dimensional checks to guarantee consistent thread engagement and a perfect hexagonal wrench fit. The black coating is applied using a controlled process that ensures uniform coverage and long‑term durability.
Our fasteners are sourced from reputable steel mills, providing a balance of tensile strength and corrosion resistance. The acorn cap design not only protects the screw threads but also adds a decorative element that enhances the overall look of the final product. This dual benefit of function and form sets our nuts apart from generic alternatives.
Customer support is a cornerstone of the Bueyfolt experience. Our technical team is available to answer installation questions, recommend compatible hardware, and assist with any warranty concerns. We stand behind our products with a satisfaction guarantee, reflecting confidence in the performance of every nut we ship.
Key Features
- High‑grade stainless steel construction ensures long‑lasting strength and corrosion resistance.
- Sleek black coating provides a professional appearance while protecting against rust.
- Dome‑head design shields screw ends from damage and adds a decorative finish.
- Hexagonal shape offers easy wrench engagement for quick installation and removal.
- Responsive customer support and warranty coverage for peace of mind.
FAQ
What thread size do these nuts fit?
They are sized for a 1/4‑20 thread, which is a common standard for many fasteners used in furniture, automotive, and marine applications.
Are the nuts compatible with non‑steel bolts?
Yes, the internal threading can mate with bolts made from brass, aluminum, or other metals, as long as the thread pitch matches 1/4‑20.
How does the black coating affect corrosion resistance?
The coating adds an extra barrier against moisture and chemicals, enhancing the inherent corrosion resistance of the stainless steel core.
Can these nuts be used in outdoor environments?
Absolutely. The combination of stainless steel and the protective black finish makes them suitable for outdoor projects, including marine and landscaping hardware.
What is the recommended torque for installation?
Apply a torque of 5‑7 inch‑pounds to achieve a secure fit without over‑tightening, which helps maintain the integrity of both the nut and the fastener.




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