S-92620A712 1/2"-13 x 1" ASME B18.2.1, SAE J429 High-Strength Grade 8 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with 150,000 psi tensile strength for reliable performance in high-stress applications
• Superior corrosion resistance through zinc yellow-chromate plating that withstands harsh industrial environments
• Optimized thread engagement with UNC coarse threading and Class 2A fit ensuring secure, vibration-resistant connections
• Enhanced durability from Rockwell C33 hardness that maintains structural integrity under repeated stress
• Easy installation and removal with external hex drive design providing maximum torque application
• Full-threaded construction offering consistent gripping strength along the entire 1" length
• Industry compliance assurance meeting critical standards for quality and environmental safety

Professional Applications & Engineering Value

These Grade 8 hex head screws deliver critical performance where structural integrity cannot be compromised. The steel construction combined with zinc yellow-chromate plating creates a formidable barrier against corrosion in demanding environments such as manufacturing equipment, construction machinery, and transportation systems. The UNC coarse thread pattern with Class 2A fit ensures rapid assembly while maintaining precise tolerances, reducing installation time without sacrificing joint security. With fully threaded design and external hex drive, these fasteners provide uniform stress distribution and high torque capability, making them ideal for heavy-duty applications where vibration resistance and long-term reliability are paramount. The combination of 150,000 psi tensile strength and Rockwell C33 hardness ensures these screws maintain clamping force under extreme conditions, preventing joint failure in critical industrial assemblies.

Specification Summary & Compliance

This 1/2"-13 hex head screw features precise Class 2A thread fit with UNC coarse threading and maintains dimensional accuracy per ASME B18.2.1 specifications. Manufactured to Grade 8 standards as defined by SAE J429, the fastener demonstrates full compliance with RoHS 3 (2015/863/EU) for restricted substances and REACH (EC 1907/2006) regulations regarding chemical safety. The combination of inch system measurements, standardized thread geometry, and certified material properties ensures consistent performance and interchangeability across industrial applications.