5/16"-18 x 3" Hot Dip Galvanized Steel Coarse Thread Hex Cap Screws
These 5/16-18 x 3 Coarse Hex Bolts from Midwest are crafted from Grade 8 steel, delivering exceptional strength and durability for demanding industrial and construction applications. Featuring a hot-dip galvanized finish, they offer excellent corrosion resistance, making them ideal for exterior use and treated wood projects. The hex head design with an integrated washer ensures easy installation and removal using standard wrenches or sockets, while providing enhanced holding power. Designed for reliability and ease of use, these bolts include precise threading for smooth engagement with nuts, ensuring secure connections that withstand stress and vibration. The head stamping allows for quick identification of class and grade even after installation, supporting efficient inventory management and quality assurance. Perfect for professionals and DIY enthusiasts alike, these bolts are suitable for a wide range of applications, including structural assemblies, machinery, and outdoor constructions. Midwest’s commitment to quality and performance makes these bolts a dependable choice for your fastening needs.
Features
- Head stamping provides easy class/grade identification even after installation
- Precise threading provides smooth engagement with nuts to provide maximum holding power, ensuring components remain firmly connected under stress
- Hot-dip galvanized coating is suitable for exterior and treated wood applications
- Manufactured from Grade 8 steel for reliable strength and long‑lasting performance in demanding applications.
- Hex head with integrated washer allows for easy installation and removal with standard wrenches or sockets and improved holding power
Specifications
- Scale: Standard
- Class: BG
- Diameter: 5/16"
- Subclass: HC
- Thread Type: Coarse
- Finish: Hot Dipped Galvanized
- Material: Steel
- Thread Size: 18
- Country of Origin: China
- Nominal Size: 5/16 in.-18 x 3 in.
- Product Line: GF
- Drive Type: Hex
- Length: 3"
- Tariff Code: 7318.15.8000
- Retail Selling Unit Piece Count: 100
- Drive Size: 1/2" Wrench/Socket