Grade 8, 5/16"-18 Hex Head Cap Screw, Zinc Yellow Steel, 3 in L, 50 PK MPN:U04104.031.0300

The ZORO SELECT - U04104.031.0300 is a Hex Head Cap Screw, a type of fastener characterized by its hexagonal-shaped head. Made from Grade 8 Steel, this cap screw conforms to the ASME B18.2.1 dimensional standards and SAE J429 material quality standards, designed for use within specified industrial applications. The external hex drive requires a wrench or socket for installation or removal.

• Fastener Length: Has a length of 3 inches, which may determine the depth at which it can be inserted into materials.
• Finish: Features a Zinc Yellow finish that is intended to provide an added layer of protection against corrosion.
• Globally Sourced: Procured from international manufacturers offering diverse range of quality and price options.
• Material Grade/Class: Conforms to Grade 8 standards as per its design specifications. The suitability for specific industrial applications should be determined by the user.
• Rockwell Hardness: HRC33 measurement indicates its hardness level as per testing standards. Actual performance may vary based on application.
• Tensile Strength: Tested up to 150,000 psi tensile stress under controlled conditions. Its applicability for heavy-duty usage depends on individual circumstances.
• Thread Direction & Size: Designed with Right Hand thread direction that tightens clockwise with size 5/16"-18. Compatibility with corresponding nuts or holes should be verified by the user."

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