S-90279A145 6-32 x 5/16" 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
- Superior corrosion resistance with zinc-plated steel construction for extended service life in demanding environments
- Excellent holding power achieved through fully threaded design and 60,000 psi tensile strength for reliable fastening
- Optimized drive engagement with No. 2 Phillips drive for efficient installation and reduced cam-out risk
- Precise thread compatibility with Class 2A UNC coarse threads ensuring secure fit and easy assembly
- Enhanced durability with Rockwell B69 hardness providing resistance to wear and deformation
- Broad industrial compliance meeting ASME B18.6.3 standards and RoHS/REACH environmental regulations
- Versatile rounded head design offering smooth profile for applications requiring low-profile fasteners
Professional Applications & Engineering Value
These 6-32 UNC zinc-plated steel screws deliver exceptional performance in industrial assembly applications where corrosion resistance and high tensile strength are critical. The fully threaded design provides maximum grip length for superior load distribution, while the coarse thread pitch enables quick installation in various materials. The Phillips drive system ensures efficient torque transfer during assembly operations, reducing worker fatigue in high-volume production environments. Engineered to withstand vibration and mechanical stress, these rounded head screws are ideal for machinery, electrical enclosures, and metal fabrication where reliable, long-term fastening solutions are essential for operational safety and maintenance efficiency.
Specification Summary & Compliance
These screws feature precision Class 2A thread fit with UNC coarse threading (6-32 size) and maintain dimensional accuracy per ASME B18.6.3 specifications. The manufacturing process ensures consistent 0.138" thread diameter and proper 5/16" length tolerances for reliable performance. Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations confirms environmental responsibility and material safety standards, making these fasteners suitable for regulated industries and international supply chains requiring certified components.
