S-90124A710 1/2"-13 x 3/4" ASME B18.2.1, SAE J429 Steel Wire-Lockable Hex Head Screws
Steel Wire-Lockable 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
- Superior corrosion resistance with zinc-plated steel construction, extending service life in demanding industrial environments
- High-strength performance with Grade 5 rating and 120,000 psi tensile strength for reliable load-bearing applications
- Easy installation and removal with external hex drive and 3/4" head width providing excellent tool engagement
- Optimized thread engagement with Class 2A UNC coarse threads ensuring secure fastening in various materials
- Full threading design offering consistent clamping force along the entire 3/4" length
- Enhanced durability with Rockwell C25 hardness maintaining structural integrity under repeated stress
- Regulatory compliance meeting ASME B18.2.1, SAE J429 standards plus RoHS 3 and REACH environmental requirements
Professional Applications & Engineering Value
This Grade 5 hex head screw delivers exceptional engineering value for heavy-duty industrial applications where vibration resistance and structural integrity are critical. The zinc-plated steel construction provides reliable corrosion protection in manufacturing facilities, machinery assembly, and structural frameworks. The 1/2"-13 UNC coarse thread with Class 2A fit ensures rapid installation and secure fastening in steel, aluminum, and other industrial materials. The external hex drive design allows for high-torque application, making it ideal for construction equipment, automotive components, and industrial machinery where high tensile strength (120,000 psi) is required to withstand dynamic loads and stress conditions.
Specification Summary & Compliance
This fastener features precision Class 2A thread fit with UNC coarse threading (1/2"-13) and full threading along the 3/4" length. Manufactured to ASME B18.2.1 and SAE J429 Grade 5 specifications, ensuring dimensional accuracy and mechanical properties. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, making it suitable for global industrial applications requiring strict material compliance standards.
