S-90279A199 8-32 x 1" ASME B18.6.3 Steel Round Head Phillips Screws
Steel Round 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
- Enhanced corrosion resistance with zinc-plated steel construction for longer service life in demanding environments
- Superior holding power with 60,000 psi tensile strength and Rockwell B69 hardness for reliable fastening under stress
- Quick and secure installation through No. 2 Phillips drive and rounded head design that reduces cam-out risk
- Optimized thread engagement with coarse UNC threads and Class 2A fit ensuring consistent performance across applications
- Full-length threading provides maximum grip along the entire 1" shaft for enhanced load distribution
- Industry-standard compliance meeting ASME B18.6.3 specifications for dimensional accuracy and performance
- Environmental responsibility with RoHS 3 and REACH compliance for sustainable manufacturing practices
Professional Applications & Engineering Value
These 8-32 UNC zinc-plated steel rounded head Phillips screws deliver exceptional engineering value across industrial applications where vibration resistance and corrosion protection are critical. The combination of zinc-plated steel material and coarse thread design ensures reliable performance in metal assemblies, machinery, and equipment where loosening under dynamic loads is a concern. The fully threaded construction maximizes surface contact for superior clamping force distribution, while the rounded head profile with Phillips drive facilitates efficient installation in confined spaces. These screws effectively address common industrial challenges including material fatigue, environmental exposure, and maintenance accessibility, making them ideal for heavy-duty fastening applications requiring consistent performance and regulatory compliance.
Specification Summary & Compliance
These screws feature precision Class 2A thread fit with UNC coarse threads maintaining dimensional accuracy per ASME B18.6.3 manufacturing standards. The 8-32 thread size with right-hand thread direction ensures compatibility with standard components. Regulatory compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) requirements, confirming environmental safety and material restrictions adherence for industrial use.
