5/16″-18 Conquest Grade 2 Hex Nut Plain Finish

The 5/16″-18 Conquest Grade 2 Hex Nut is a reliable, general-purpose carbon steel fastener ideal for light to medium-duty applications. Built to ASTM A563 Grade 2 specifications, it features a coarse 18 TPI thread and a plain finish, making it suitable for indoor or protected environments where corrosion is not a concern.

Economical Hex Nut for Construction, Maintenance, and Light Fabrication

This hex nut is perfect for use with A307 or Grade 55 threaded rod and bolts in construction, equipment assembly, or general repairs. Its six-sided profile ensures a solid grip with hand tools, and the carbon steel build provides everyday durability without unnecessary cost.

Key Features

• Material: Manufactured from low or medium carbon steel.
• Thread Type/TPI: Coarse 18 TPI thread for secure and consistent fastening.
• Hex Design: Standard hex shape fits most hand tools and sockets.
• Finish: Plain (uncoated) for indoor use or protected environments.
• Standard Compliance: Conforms to ASTM A563 Grade 2 requirements.

Applications

• Framing and non-critical structural connections
• DIY, maintenance, and light-duty machine assembly
• Indoor construction or cabinetry fastening
• Equipment bracketing and base plate setups
• General-purpose fastening in dry conditions

Installation Tips

• Use with 5/16″-18 threaded rod or A307 hex bolts.
• Apply consistent torque using standard sockets or wrenches.
• Inspect threads before tightening to ensure proper fit and alignment.

Related Items:

• A307 Hex Bolts
• A307 Threaded Rod
• Grade 55 Threaded Rod

California Residents: WARNING