S-92865A844 3/4"-10 x 2 1/4" 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 demanding applications
- Superior corrosion resistance through zinc plating, extending service life in industrial environments
- Precise thread engagement with Class 2A thread fit ensuring consistent installation and vibration resistance
- Optimized torque transmission through external hex drive design for secure fastening with standard tools
- Enhanced durability with Rockwell C25 hardness maintaining structural integrity under stress
- Broad compatibility with UNC coarse threading for quick installation and reliable performance
- Regulatory compliance meeting both environmental and mechanical standards for global project requirements
Professional Applications & Engineering Value
This Grade 5 hex head screw delivers critical performance where structural integrity matters most. The zinc plated steel construction provides essential corrosion protection for machinery, structural steel connections, and heavy equipment assembly. The 3/4"-10 UNC coarse thread configuration ensures rapid installation while maintaining secure fastening in high-vibration environments. With fully threaded design and external hex drive, these screws offer maximum thread engagement and straightforward installation using standard wrenches. Ideal for construction, manufacturing, and industrial maintenance applications, these fasteners solve common engineering challenges by combining high tensile strength with consistent threading precision.
Specification Summary & Compliance
Manufactured to ASME B18.2.1 specifications and SAE J429 Grade 5 standards, this hex head screw features Class 2A thread fit for precise dimensional accuracy. The fastener is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial sectors. The mechanical properties include Rockwell C25 hardness and 120,000 psi tensile strength, providing reliable performance in demanding applications.
