S-92865A320 7/16"-20 x 2 1/2" 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 Grade 5 steel construction and 120,000 psi tensile strength for reliable performance in demanding applications
• Superior corrosion protection through zinc plating that extends service life in various industrial environments
• Precise fastening control with UNF fine thread and Class 2A fit ensuring secure, vibration-resistant connections
• Enhanced durability with Rockwell C25 hardness providing excellent resistance to wear and deformation
• Optimized installation efficiency through external hex drive design allowing for quick assembly with standard tools
• Full-thread engagement along the 2-1/2" length for maximum grip strength and distribution of clamping force
• Regulatory compliance assurance meeting ASME B18.2.1 standards and RoHS 3 requirements for quality and environmental safety

Professional Applications & Engineering Value

This 7/16"-20 Grade 5 steel hex head screw delivers critical engineering solutions for industrial assembly challenges. The UNF fine thread configuration with Class 2A fit provides superior resistance to vibrational loosening in machinery, automotive, and structural applications where precision fastening is paramount. The zinc plated finish creates a protective barrier against corrosion in demanding environments, while the external hex drive enables high-torque installation without stripping. Engineered with fully threaded design and Rockwell C25 hardness, these screws maintain integrity under heavy loads, making them ideal for construction equipment, manufacturing fixtures, and transportation systems requiring 120,000 psi tensile strength reliability.

Specification Summary & Compliance

This fastener features precise Class 2A thread fit tolerance with 7/16"-20 UNF fine thread specifications, manufactured to ASME B18.2.1 standards where applicable under SAE J429 requirements. The product maintains dimensional accuracy with 2-1/2" length and 5/8" head width for consistent performance. Compliance includes RoHS 3 (2015/863/EU) environmental regulations, ensuring adherence to restricted substance directives for industrial applications worldwide.