S-91785A199 8-32 x 1" ASME B18.6.3 Stainless Steel Truss Head Slotted Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 18-8 Stainless Steel and passivated finish for long service life in harsh environments
• Superior load distribution thanks to the wide truss head design that reduces surface pressure and prevents material damage
• High tensile strength of 100,000 psi ensures reliable performance under heavy mechanical stress and vibration
• Easy installation and removal with standard slotted drive compatible with common hand tools
• Precise Class 2A thread fit provides smooth assembly and secure fastening in UNC coarse thread applications
• Full threading along 1" length offers maximum grip and adjustment flexibility in various material thicknesses
• Compliance with major industry standards including ASME B18.6.3, RoHS 3, and REACH for quality assurance and regulatory acceptance

Professional Applications & Engineering Value

Engineered for demanding industrial environments, these 8-32 UNC rounded truss head slotted screws provide critical solutions where corrosion resistance and structural integrity are paramount. The combination of 18-8 stainless steel construction with passivated finish creates a robust barrier against chemical exposure and atmospheric corrosion, significantly extending service life in manufacturing equipment, electrical enclosures, and outdoor applications. The unique wide truss head design distributes clamping force over a larger surface area, preventing surface damage to softer materials while maintaining secure fastening. With fully threaded construction and coarse thread spacing, these screws deliver rapid installation and reliable performance in vibration-prone assemblies, making them ideal for maintenance operations and production line applications where downtime reduction is critical.

Specification Summary & Compliance

This rounded truss head screw features precision UNC coarse threads with Class 2A thread fit tolerance for consistent engagement and reliable performance. Manufacturing complies with ASME B18.6.3 specifications ensuring dimensional accuracy and mechanical properties. The fastener is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting current environmental and safety standards for industrial components.