3/8"-16 Finish Grade 5 Plain Finished Hex Nut Made in USA

Finish Grade 5 Hex Nut – Plain Finish – Made in USA | High-Strength Fastening Solution

Looking for a dependable fastening component made to the highest standards? The Finish Grade 5 Hex Nut with Plain Finish is an essential hardware element engineered for strength, reliability, and long-term performance. Proudly manufactured in the USA, this hex nut meets ASTM A563 Grade C specifications and pairs perfectly with Grade 5 bolts and other high-strength fasteners in demanding applications.

Specifications:

• Grade: 5

• Finish: Plain (Uncoated Steel)

• Thread Type: Coarse (UNC)

• Material: Medium carbon steel, heat treated

• Compliance: ASTM A563 Grade C

• Origin: Made in the USA

Uses: Grade 5 hex nuts are ideal for applications that require medium-strength fastening with dependable load-bearing capabilities. They are commonly used in:

• Automotive assemblies

• Heavy equipment manufacturing

• Agricultural machinery

• Construction and structural connections

• General industrial fastening

The plain finish allows for optimal contact between metal surfaces, ensuring a tight and secure fit when torque is applied. While plain finish nuts may require additional corrosion protection depending on the environment, they are ideal for indoor or controlled environments where rust is less of a concern.

By choosing U.S.-manufactured hex nuts, you’re investing in superior quality control, consistent threading, and reliable tensile strength. These nuts are designed to maintain grip under vibration and stress, making them a trusted choice for both professionals and DIY enthusiasts alike.

Enhance your project's durability with this Finish Grade 5 Hex Nut – Plain Finish – proudly made in America. Stock up today for industrial-strength reliability you can count on.