Description
Product Details Hex head cap screws are typically used to create a bolted joint, in which a threaded shaft exactly fits a corresponding tapped hole or nut. As an alternative to welds or rivets, cap screw fasteners offer easy disassembly. Grade 5 screws are often used in small engines. Technical Specs Item Hex Head Cap Screw System of Measurement Inch Cap Screw Type Hex Head Cap Screw Basic Material Steel Material Grade Grade 5 Fastener Finish Zinc Plated Dia./Thread Size 1/2"-13 Fastener Length 2-1/2" Fastener Thread Direction Right Hand Fastener Thread Type UNC (Coarse) Fastener Thread Style Partially Threaded Fastener Industry Standards ASME B18.2.1 Head Type Hex Min. Thread Length 1-1/4" Head Height 5/16" Head Width 3/4" Proof Load 12,100 psi Tensile Strength 120,000 psi Rockwell Hardness C25 to C34