S-94967A667 1/2"-13 x 1 3/4" ASME B18.2.1, ASTM B117, SAE J429 Medium-Strength Grade 5 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with black-coated steel for long-lasting performance in harsh environments.
• High tensile strength of 120,000 psi ensures reliable load-bearing capacity for demanding applications.
• Rockwell C25 hardness provides excellent wear resistance and durability under stress.
• Coarse UNC threading allows for quick and easy installation, reducing assembly time.
• Full threading along the 1 3/4" length offers versatile fastening depth and secure grip.
• External hex drive design enables straightforward tightening with standard tools.
• Compliance with industry standards including ASME B18.2.1, ASTM B117, and SAE J429 ensures consistent quality and safety.

Professional Applications & Engineering Value

This Grade 5 hex head screw is engineered to address common industrial challenges such as corrosion and mechanical stress. Made from black corrosion-resistant coated steel, it withstands exposure to moisture and chemicals, reducing maintenance needs in outdoor or corrosive settings. The 1/2"-13 UNC coarse thread and fully threaded design provide superior holding power in materials like metal and wood, preventing loosening under vibration. Ideal for heavy-duty fastening in construction, machinery, and automotive assemblies, it combines high tensile strength and Rockwell C25 hardness to ensure long-term reliability without compromising on ease of installation with an external hex drive.

Specification Summary & Compliance

This fastener adheres to precise Class 2A thread fit and UNC thread standards for consistent performance. It meets ASME B18.2.1 for dimensional accuracy, ASTM B117 for corrosion testing, and SAE J429 for material grade specifications. Additionally, it is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring environmental safety and regulatory adherence in industrial applications.