S-90471A260 8-32 x 3/8" ASME B18.6.3 Steel Phillips Flat Head Screws
Steel Phillips Flat 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
- Exceptional corrosion resistance with zinc plating for long-lasting performance in demanding environments
- High tensile strength of 60,000 psi ensures reliable, vibration-resistant fastening for critical applications
- Rockwell B70 hardness provides superior durability and resistance to wear during installation and use
- Class 2A thread fit offers consistent, easy assembly while maintaining secure connections
- 100° countersink angle with standard flat head profile enables flush mounting for a clean, professional finish
- Phillips No. 2 drive design allows for efficient installation with common tools, reducing assembly time
- Fully threaded 8-32 UNC coarse thread delivers maximum grip and holding power across the entire fastener length
Professional Applications & Engineering Value
These 8-32 UNC flat head Phillips screws are engineered to solve critical fastening challenges in industrial settings. The zinc-plated steel construction provides essential corrosion protection for machinery, electrical enclosures, and metal fabrication projects where environmental exposure is a concern. The combination of 60,000 psi tensile strength and Rockwell B70 hardness ensures these fasteners withstand vibration, shock loads, and repeated stress cycles without failure. The fully threaded coarse pitch design maximizes engagement in various materials, while the standard flat head profile with 100° countersink creates seamless, flush installations that eliminate protrusions in precision assemblies. These industrial-grade screws deliver reliable performance in manufacturing equipment, automotive components, and structural applications where fastener integrity is non-negotiable.
Specification Summary & Compliance
These screws maintain Class 2A thread fit per UNC standards with precise dimensional accuracy. Manufacturing and quality control adhere to ASME B18.6.3 specifications for consistent performance. The products are fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global markets.
