S-92865A849 3/4"-10 x 3 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 load-bearing capacity with 120,000 psi tensile strength for reliable performance in heavy-duty applications
- Superior corrosion resistance through zinc plating, extending service life in demanding industrial environments
- Optimized torque transmission with external hex drive design ensuring secure installation and removal
- Enhanced thread engagement through UNC coarse threading and Class 2A fit for faster assembly and vibration resistance
- Consistent mechanical properties with Rockwell C25 hardness maintaining dimensional stability under stress
- Full-threaded design providing maximum grip length and uniform stress distribution along the entire fastener
- Regulatory compliance assurance meeting ASME B18.2.1 and SAE J429 standards for quality and safety
Professional Applications & Engineering Value
These Grade 5 hex head screws deliver critical performance in structural and machinery applications where high tensile strength and reliable fastening are paramount. The zinc plated steel construction provides essential corrosion protection for outdoor equipment, industrial machinery, and construction projects exposed to environmental elements. The 3/4"-10 UNC coarse thread configuration ensures rapid installation in thick materials while maintaining vibration resistance in dynamic load conditions. The external hex drive accommodates high torque requirements without stripping, making these fully threaded fasteners ideal for critical joints in manufacturing, infrastructure, and heavy equipment maintenance where failure is not an option.
Specification Summary & Compliance
Manufactured to precise dimensional standards with Class 2A thread fit tolerance for consistent performance. Complies with ASME B18.2.1 and SAE J429 specifications for Grade 5 hex head screws. Meets environmental regulations including RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance. Features 3/4"-10 UNC coarse threads with right-hand direction and full threading along the 3 1/2" length for maximum utility in industrial fastening applications.
