S-94779A530 8-32 x 5/16" ASME B18.6.3 Stainless Steel Truss Head Phillips Screws
Stainless Steel Truss Head Phillips Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Exceptional corrosion resistance with Black-Oxide coated 18-8 Stainless Steel for reliable performance in harsh industrial environments.
- Superior holding power from 70,000 psi tensile strength and Rockwell B70 hardness, ensuring secure, long-lasting assemblies.
- Optimized drive engagement with Phillips No. 2 drive for efficient installation and reduced cam-out risk.
- Enhanced load distribution due to the wide rounded truss head design, minimizing surface damage and pull-through.
- Reliable thread performance with UNC coarse threads and Class 2A fit, providing easy alignment and vibration resistance.
- Full threading along the 5/16" length for maximum grip and versatility in various material thicknesses.
- Compliance with major standards including ASME B18.6.3, RoHS 3, and REACH, ensuring safety and regulatory adherence.
Professional Applications & Engineering Value
Engineered for demanding industrial settings, these 8-32 UNC coarse thread screws address common challenges like corrosion, vibration loosening, and installation efficiency. The Black-Oxide 18-8 Stainless Steel construction offers excellent resistance to rust and chemicals, ideal for outdoor equipment, automotive assemblies, and electronic enclosures. The rounded truss head provides a low-profile, wide bearing surface that distributes clamp load effectively, preventing damage to softer materials. Combined with a Phillips No. 2 drive and coarse threading, these screws ensure quick, secure fastening in wood, metal, and plastic applications, reducing assembly time and maintenance needs while meeting strict industry specifications.
Specification Summary & Compliance
This screw adheres to precise dimensional standards with a Class 2A thread fit and UNC coarse thread profile, ensuring consistent performance and interchangeability. It is manufactured in compliance with ASME B18.6.3 for mechanical and dimensional requirements. Environmental and safety regulations are met, including RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), confirming the absence of hazardous substances. The specifications cover a length of 5/16", full threading, and are designed for reliable use in various industrial fastening applications.