S-92865A825 5/8"-11 x 7 1/2" ASME B18.2.1, SAE J429 Medium-Strength Grade 5 Steel Hex Head Screws
Medium-Strength Grade 5 Steel Hex Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Exceptional tensile strength (120,000 psi) ensures reliable performance in high-stress industrial and construction applications
- Superior corrosion resistance through zinc plating extends service life in demanding environments
- Precise Class 2A thread fit provides consistent engagement and reduces installation issues
- Full threading along the entire 7½" length offers maximum adjustability and grip range
- Rockwell C25 hardness rating maintains structural integrity under repeated loading conditions
- Coarse UNC thread pattern enables faster installation and reduced cross-threading risks
- External hex drive design allows for high-torque application with standard tools
Professional Applications & Engineering Value
Engineered for heavy-duty industrial fastening, these Grade 5 hex head screws address critical challenges in construction and manufacturing environments. The 5/8"-11 UNC coarse thread configuration provides superior pull-out resistance in structural steel connections, wood-to-metal applications, and machinery assembly. The zinc plated finish creates a protective barrier against environmental corrosion, significantly extending service life in outdoor or high-moisture conditions. With full threading along the entire 7½" length, these screws offer maximum engagement flexibility for variable material thicknesses. The external hex drive accommodates high-torque installation using standard wrenches, ensuring secure fastening in critical load-bearing applications where vibration resistance and joint integrity are paramount.
Specification Summary & Compliance
This 5/8"-11 UNC hex head screw features precise Class 2A thread fit tolerances and complies with ASME B18.2.1 and SAE J429 Grade 5 specifications for dimensional accuracy and mechanical properties. The manufacturing process adheres to RoHS 3 (2015/863/EU) compliance standards, ensuring environmental responsibility while delivering 120,000 psi tensile strength and Rockwell C25 hardness for demanding industrial applications.
