5/16"-18 x 7 1/2" Under-Sized Carriage Bolt, Coarse, Grade A Steel, Zinc CR+3 Finish

Undersized Carriage Bolts The **5/16"-18 x 7 1/2" Under-Sized Carriage Bolt** from **MROSupply Fasteners** is engineered for durability and reliability in various industrial applications. Constructed from Grade A steel, this carriage bolt is designed to provide a strong fastening solution while meeting rigorous performance standards. Its zinc CR+3 finish ensures enhanced corrosion resistance, making it suitable for both indoor and outdoor use. ## Key Features • **Dimensions**: 5/16" diameter, 18 threads per inch, and a length of 7 1/2" • **Material**: Made from high-quality Grade A steel for superior strength and durability • **Finish**: Zinc CR+3 coating provides excellent corrosion resistance and longevity • **Design**: Undersized head allows for a snug fit in pre-drilled holes, reducing the risk of loosening over time • **Thread Type**: Coarse threads designed to improve grip and facilitate easy installation ## Applications • Ideal for use in construction, automotive, and machinery maintenance where strong fastening is required • Compatible with standard nuts and washers for versatile applications in various assembly tasks • Suitable for environments exposed to moisture, thanks to its corrosion-resistant finish ## Benefits • **Enhanced Durability**: The Grade A steel construction ensures long-lasting performance under heavy loads • **Corrosion Resistance**: The zinc CR+3 finish protects against rust and degradation, extending the lifespan of your assemblies • **Easy Installation**: The coarse threads and undersized design make installation quick and efficient, saving time on the job --- *Product information compiled with AI assistance for reference purposes.*