5/16"-18 x 2 1/4" Carriage Bolt, Coarse, Full Thread, Grade 5 Steel, Zinc CR+3 Finish

# Fasteners ## Overview The **5/16"-18 x 2 1/4" Carriage Bolt** from MROSupply Fasteners is designed for robust fastening applications. Made from Grade 5 steel, this carriage bolt features a coarse, full thread that ensures a secure grip and reliable performance in various industrial settings. The zinc CR+3 finish provides excellent corrosion resistance, making it suitable for both indoor and outdoor use. ## Key Features • **Material**: Manufactured from high-strength Grade 5 steel for enhanced durability and load-bearing capacity. • **Dimensions**: Measures 5/16" in diameter and 2 1/4" in length, making it ideal for a wide range of fastening tasks. • **Thread Type**: Coarse full thread design promotes quick and easy installation while providing strong fastening. • **Finish**: Zinc CR+3 coating offers superior protection against rust and corrosion, extending the lifespan of the bolt. • **Load Capacity**: Engineered to handle moderate to heavy loads, ensuring reliability in demanding applications. ## Applications • **Construction**: Ideal for securing wooden beams and structural components in building projects. • **Automotive**: Commonly used in vehicle assembly and repair for fastening parts securely. • **Manufacturing**: Suitable for machinery assembly, providing strong connections in various equipment. • **Outdoor Structures**: Perfect for outdoor furniture, fencing, and other applications exposed to the elements. ## Benefits • **Versatile Use**: The standard size and robust design make this bolt suitable for various applications across multiple industries. • **Enhanced Durability**: The Grade 5 steel construction ensures long-lasting performance even under heavy loads and stress. • **Corrosion Resistance**: The zinc CR+3 finish protects against environmental factors, minimizing maintenance needs and extending service life. --- *Product information compiled with AI assistance for reference purposes.*