S-90287A831 10-32 x 3/4" ASME B18.6.3 Tamper-Resistant One-Way-Drive Steel Round Head Screws
Tamper-Resistant One-Way-Drive Steel Round Head 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
- Superior corrosion resistance with zinc-plated steel construction for extended service life in harsh industrial environments
- Precise thread engagement with Class 2A fine UNF threads ensuring reliable fastening and vibration resistance
- Exceptional mechanical strength delivering 60,000 PSI tensile strength for heavy-duty applications
- Optimized drive efficiency with one-way drive style preventing tampering while maintaining installation speed
- Consistent performance through Rockwell B70 hardness maintaining structural integrity under load
- Full-threaded design providing maximum grip length and uniform stress distribution
- Regulatory compliance meeting ASME B18.6.3 standards for dimensional accuracy and quality assurance
Professional Applications & Engineering Value
Engineered for demanding industrial applications, these 10-32 UNF rounded head screws solve critical fastening challenges where vibration resistance and corrosion protection are paramount. The zinc-plated steel construction provides essential protection against environmental degradation, while the Class 2A fine threads ensure precise fitment in machinery, electrical enclosures, and assembly fixtures. The combination of 60,000 PSI tensile strength and Rockwell B70 hardness delivers reliable performance in high-stress environments, preventing thread stripping and maintaining clamp force. The fully threaded design maximizes engagement in both thin and thick materials, making these right-hand threaded screws versatile solutions for manufacturing, automotive, and equipment maintenance applications requiring consistent, repeatable fastening performance.
Specification Summary & Compliance
Manufactured to exacting ASME B18.6.3 specifications with Class 2A thread fit tolerance for precision assembly. Features UNF fine thread configuration (10-32) with right-hand direction and full threading along the 3/4" length. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global markets. The inch system measurement guarantees dimensional consistency with standard industrial tooling and components.
