3/8"-24 x 2-1/2" Grade 8 Yellow Zinc Finish Hex Cap Screw

Engineered for high-stress applications and critical structural assemblies, this 3/8"-24 x 2-1/2" Grade 8 Hex Cap Screw (SKU: 18842) offers the ultimate combination of strength, precision, and durability. Manufactured from high-carbon alloy steel and heat-treated to meet rigorous industry standards, Grade 8 hardware provides a significantly higher tensile strength than standard Grade 5 bolts, making it the ideal choice for heavy machinery, automotive suspension components, and industrial equipment. This screw features a fine thread pitch (24 TPI), which allows for finer adjustments and superior tension maintenance in high-vibration environments compared to coarse-threaded alternatives. The 2-1/2 inch length provides ample reach for thick mounting surfaces or multi-layered assemblies. To ensure long-lasting performance in demanding conditions, each bolt is finished with a premium yellow zinc plating. This specialized coating serves two purposes: it provides an extra layer of corrosion resistance against moisture and environmental wear, and it allows for easy identification of Grade 8 hardware during inspection and maintenance. The classic hexagonal head design ensures a secure grip for wrenches and sockets, allowing for high-torque tightening without stripping. Whether you are performing a heavy-duty engine build or reinforcing structural steel, this Grade 8 hex cap screw delivers the reliability and safety your project demands.