S-92865A312 7/16"-20 x 1" 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 durability with Grade 5 steel construction and 120,000 psi tensile strength for reliable performance in high-stress applications
- Superior corrosion resistance through zinc plating, extending service life in demanding industrial environments
- Precise thread engagement with Class 2A fit and UNF fine threads ensuring secure fastening and vibration resistance
- Optimized torque transmission via external hex drive and 5/8" head width for easy installation with standard tools
- Full threading coverage across the 1" length provides maximum grip strength and uniform load distribution
- Consistent hardness at Rockwell C25 maintains structural integrity under repeated stress cycles
- Regulatory compliance with ASME B18.2.1 and SAE J429 standards guarantees manufacturing consistency and quality assurance
Professional Applications & Engineering Value
This 7/16"-20 UNF Grade 5 steel hex head screw delivers critical engineering solutions where vibration resistance and structural integrity are paramount. The fine thread configuration combined with Class 2A thread fit prevents loosening in dynamic equipment, machinery assemblies, and automotive systems. The zinc plated finish provides essential corrosion protection for outdoor applications or environments with moisture exposure. With fully threaded design and external hex drive, installation efficiency is maximized while maintaining the 120,000 psi tensile strength required for heavy-duty structural connections. These industrial hex fasteners are engineered to withstand sustained mechanical stress while meeting rigorous industry standards for precision and reliability.
Specification Summary & Compliance
Manufactured to exact Class 2A thread tolerance with UNF fine thread specifications (7/16"-20). Complies with ASME B18.2.1 and SAE J429 Grade 5 standards for dimensional accuracy and mechanical properties. Meets environmental regulations including RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance. The fastener maintains Rockwell C25 hardness and 120,000 psi tensile strength as specified in Grade 5 requirements, ensuring consistent performance across industrial applications.
