S-92620A267 1"-14 x 7 1/2" ASME B18.2.1, SAE J429 High-Strength Grade 8 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Maximum load-bearing capacity with 150,000 psi tensile strength and Grade 8 classification for critical structural applications
• Superior corrosion protection through zinc yellow-chromate plating that withstands harsh industrial environments
• Precise thread engagement with Class 2A thread fit and extra fine 1"-14 threading for vibration-resistant connections
• Optimized strength-to-weight ratio featuring Rockwell C33 hardness for durability without brittleness
• Secure installation and removal with external hex drive and 1 1/2" head width for high-torque applications
• Reduced material stress concentration through partial threading design that maintains shank strength
• Regulatory compliance assurance meeting ASME B18.2.1, SAE J429, RoHS 3, and REACH standards

Professional Applications & Engineering Value

Engineered for heavy-duty industrial applications where failure is not an option, this Grade 8 hex head screw delivers exceptional performance in demanding environments. The zinc yellow-chromate plated steel construction provides superior corrosion resistance for outdoor equipment, machinery, and structural assemblies exposed to moisture and chemicals. The 1"-14 extra fine thread design offers enhanced vibration resistance compared to coarse threads, making it ideal for precision equipment, automotive components, and high-stress connections where minute adjustments matter. The partially threaded configuration ensures maximum strength retention in the shank while providing sufficient thread engagement. With Rockwell C33 hardness and 150,000 psi tensile strength, this fastener maintains integrity under extreme loads, preventing stripping and deformation in critical bolted joints.

Specification Summary & Compliance

This inch system hex head screw features precise Class 2A thread fit tolerance per UNS standards with extra fine thread spacing for superior engagement. Manufacturing complies with ASME B18.2.1 and SAE J429 Grade 8 specifications, ensuring dimensional accuracy and mechanical properties. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, containing no restricted substances above threshold limits. Critical dimensions include 7 1/2" length, 1 1/2" head width, and minimum 2 1/2" thread length for reliable installation across various material thicknesses.