Grade 5, 5/16"-18 Hex Head Cap Screw, Zinc Plated Steel, 3 in L, 50 PK

The ZORO SELECT - U01200.031.0300 is a Hex Head Cap Screw, an essential fastener used in various industrial applications to securely join materials together. Made from steel and finished with zinc plating, this screw is designed to meet ASME B18.2.1 dimensional standards and SAE J429 material quality standards.

• Drive: The external hex drive requires a wrench or socket for installation or removal.
• Fastener Length: With a length of 3 inches, the depth of insertion will depend on the specific application.
• Globally Sourced: Procured from international manufacturers offering diverse range of quality and price options.
• Material Grade/Class: Material is Grade 5 steel which has certain strength, hardness, and resistance properties.
• Rockwell Hardness: HRC19 measures the hardness or resistance to penetration affecting durability and performance.
• Tensile Strength: The product has been tested up to a maximum tensile stress of 105,000 psi.
• Thread Direction & Size: Features right-hand thread direction that tightens clockwise; Thread size is specified as 5/16"-18 but actual fit may vary depending on the corresponding nut or hole dimensions
• Thread Style & Type: Partially threaded design intended for use in certain types of applications; UNC (Coarse) thread type may affect fitting into pre-drilled holes depending on their specifications."