S-90271A624 3/8"-16 x 1" ASME B18.6.3 Steel Truss Head Slotted Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with zinc-plated steel construction for reliable performance in demanding industrial environments
• Superior load distribution through the wide truss head design, reducing surface pressure and material damage
• High tensile strength rating of 60,000 psi ensures secure fastening in heavy-duty applications
• Easy installation and removal with standard slotted drive compatibility across various tool types
• Precision threading with Class 2A fit provides consistent engagement and reliable assembly performance
• Full threading along the entire 1" length maximizes grip strength and holding power
• Comprehensive regulatory compliance meets ASME B18.6.3 standards plus RoHS 3 and REACH environmental requirements

Professional Applications & Engineering Value

This zinc-plated steel truss head screw delivers exceptional engineering value through its robust material composition and specialized design. The 3/8"-16 UNC coarse thread configuration provides rapid installation and superior resistance to vibration loosening in industrial equipment, machinery assembly, and structural applications. The wide truss head profile distributes clamping force over a larger surface area, preventing damage to softer materials while maintaining secure fastening. With 60,000 psi tensile strength and Rockwell B69 hardness, this fastener withstands significant mechanical stress and environmental exposure, making it ideal for automotive, construction, and manufacturing applications where reliability is critical. The slotted drive style ensures compatibility with standard tools while the zinc plating provides essential corrosion protection for extended service life.

Specification Summary & Compliance

This industrial-grade fastener features precision 3/8"-16 UNC coarse threads with Class 2A fit tolerance for consistent assembly performance. Manufactured to meet ASME B18.6.3 specifications for dimensional accuracy and mechanical properties. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial sectors. The fully threaded 1" length provides maximum engagement while maintaining the specified tensile strength of 60,000 psi throughout the fastener.