ARP AGN12-5CL 5/16-24 Large Flange Header Nut with 3/8 Inch 12 Point Head in Chromoly Black Oxide Finish

The ARP AGN12-5CL is a high-quality header nut designed for durability and reliable performance in demanding applications. Crafted from chromoly steel, this nut offers exceptional strength and resistance to wear, making it suitable for automotive and performance engine builds. The black oxide finish provides corrosion protection and a sleek appearance. Featuring a 5/16-24 thread size and a 3/8-inch 12 point head, this nut ensures a secure fit and ease of installation. Its large flange design helps distribute load evenly, reducing stress on components and enhancing assembly stability. Whether used in custom exhaust systems or engine modifications, this header nut is engineered to meet professional standards and withstand harsh operating conditions. Each package contains one nut, optimized for both professional mechanics and automotive enthusiasts seeking reliable hardware for their projects.

Features:

• Thread Size: 5/16-24

• Head Type: 3/8 Inch 12 Point

• Material: Chromoly Steel

• Finish: Black Oxide

• Design: Large Flange for Load Distribution

• Application: Suitable for Automotive Header and Engine Components

• Quantity: Each