S-91247A695 7/16"-14 x 7" ASME B18.2.1, SAE J429 Medium-Strength Grade 5 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with 120,000 psi tensile strength for reliable performance in high-stress applications
• Superior corrosion resistance through zinc plating that extends service life in demanding environments
• Optimized thread engagement with Class 2A thread fit ensuring precise, secure connections every time
• Enhanced driving efficiency with external hex drive design for quick installation and high torque application
• Robust material performance from Grade 5 steel with Rockwell C25 hardness for lasting durability
• Versatile partial threading allowing for both clamping and alignment functions in various assembly scenarios
• Industry-standard compliance meeting ASME B18.2.1 and SAE J429 specifications for guaranteed quality

Professional Applications & Engineering Value

This 7/16"-14 UNC Grade 5 steel hex head screw delivers critical engineering solutions where vibration resistance and structural integrity are paramount. The coarse UNC threading provides superior holding power in softer materials and faster installation in production environments. The zinc plated finish creates a protective barrier against corrosion, making it ideal for outdoor equipment, construction frameworks, and industrial machinery exposed to harsh conditions. With partial threading design, engineers benefit from both the clamping force of threaded sections and the precise alignment capabilities of unthreaded shanks. The external hex drive configuration ensures maximum torque transfer during installation, reducing the risk of stripping and maintaining fastener integrity in heavy-duty applications requiring repeated maintenance or adjustments.

Specification Summary & Compliance

Manufactured to precise Class 2A thread fit tolerances with 7/16"-14 UNC coarse threading and right-hand thread direction. This fastener meets 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 chemical substance control.