Hot-dip galvanized hex nuts for connections that need added corrosion protection. The Simpson Strong-Tie ASTM A563 Grade A Hex Nut in a hot-dip galvanized (HDG) finish pairs with a matching bolt or anchor rod to provide clamping force and hold components together.

Available in a range of rod diameters, so you can match the nut to the rod or bolt on your project.

Key Features

• Material: Made to ASTM A563 Grade A specifications.
• Hot-dip galvanized finish: Provides corrosion protection for demanding conditions, including outdoor exposure.
• Hex profile: Works with standard wrenches and sockets.
• Size choices: Available in multiple diameters to match common bolts and anchor rods.
• Sold by the piece: Order the quantity your job calls for.

Applications

• Anchor rod and anchor bolt assemblies in exposed or outdoor locations
• Structural fastening with threaded rod or bolts
• Connections that use treated wood

Match the finish of the nut to the rod or bolt it will be used with, and review Simpson Strong-Tie's documentation and local code for finish selection in your environment. Browse more Simpson hardware in our related collections.

California Residents: WARNING