S-94792A718 8-32 x 5/16" ASME B18.6.3 Stainless Steel Truss Head Phillips Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 Stainless Steel construction and passivated finish, ideal for harsh environments and extended service life
• Exceptional mechanical strength offering 100,000 psi tensile strength and Rockwell B100 hardness for reliable performance under high-stress conditions
• Optimized load distribution from the wide truss head design, reducing surface pressure and preventing material damage
• Efficient installation with Phillips No. 2 drive and coarse UNC threads, enabling quick assembly and reduced operator fatigue
• Precise thread engagement ensured by Class 2A thread fit, providing consistent clamping force and vibration resistance
• Full threading along the 5/16" length for maximum grip and versatility in various material thicknesses
• Regulatory compliance with ASME B18.6.3 standards and RoHS/REACH directives, ensuring safety and environmental responsibility

Professional Applications & Engineering Value

These 8-32 UNC rounded truss head screws are engineered to address critical challenges in industrial assembly, where corrosion resistance and structural integrity are paramount. The 316 Stainless Steel material, combined with a passivated finish, provides exceptional protection against chemicals, moisture, and salt spray, making them ideal for marine, chemical processing, and outdoor equipment applications. The wide truss head design offers a larger bearing surface, effectively distributing clamp load and preventing pull-through in softer materials or thin sheet metal. With coarse threads and a Phillips drive, these screws facilitate rapid installation in production lines, reducing assembly time while maintaining 100,000 psi tensile strength for demanding mechanical fastening tasks. Their full threading ensures secure fastening across diverse material depths, providing reliable performance in electrical enclosures, machinery guards, and automotive components.

Specification Summary & Compliance

This product adheres to Class 2A thread fit tolerances per UNC standards, ensuring precise dimensional accuracy and interchangeability. Manufacturing complies with ASME B18.6.3 specifications for consistent quality and performance. Environmental and safety regulations are met, including RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, confirming the absence of restricted substances. The screws feature a right-hand thread direction and are supplied in the inch system, with a length of 5/16" and full threading for versatile application use.