S-92620A322 1 1/8"-7 x 10" 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 Grade 8 classification and 150,000 psi tensile strength for reliable performance in heavy-duty applications.
• Superior corrosion resistance provided by zinc yellow-chromate plating, extending service life in harsh industrial environments.
• High hardness rating of Rockwell C33 ensures excellent wear resistance and reduced risk of stripping or deformation.
• Coarse UNC threading enables faster installation and better grip in softer materials or where vibration is a concern.
• Precise Class 2A thread fit ensures smooth assembly and consistent torque application, reducing installation errors.
• Partially threaded design allows for secure clamping where full thread engagement isn't required, providing versatile fastening solutions.
• External hex drive with large 1 11/16" head width offers superior torque transmission and compatibility with standard tools.

Professional Applications & Engineering Value

Engineered for demanding industrial applications, these Grade 8 hex head screws deliver critical performance where failure is not an option. The combination of high-strength steel and zinc yellow-chromate plating provides exceptional protection against corrosion while maintaining 150,000 psi tensile strength – making them ideal for structural steel connections, heavy machinery assembly, and construction projects exposed to environmental stressors. The coarse UNC thread pattern ensures rapid installation in structural components, while the partial threading design provides optimal clamping force distribution. These industrial strength fasteners solve critical engineering challenges by offering reliable fastening solutions that withstand extreme loads and harsh operating conditions without compromising integrity.

Specification Summary & Compliance

This 1 1/8"-7 UNC hex head screw features Class 2A thread fit tolerance for precise engagement and meets ASME B18.2.1 and SAE J429 specifications for dimensional accuracy and mechanical properties. The fastener is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring environmental responsibility and regulatory adherence for global industrial applications.