S-90273A199 8-32 x 1" 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
- Superior corrosion resistance with zinc-plated steel construction, extending service life in demanding industrial environments
- High tensile strength of 60,000 psi ensures reliable fastening under substantial mechanical loads
- Precise Class 2A thread fit provides smooth installation and consistent engagement with mating components
- Standard 82° countersink angle enables flush mounting for clean, professional finishes
- No. 2 Phillips drive design offers familiar, efficient installation with common tools
- Coarse UNC threading delivers rapid assembly and superior resistance to vibration loosening
- Full threading along 1" length maximizes grip range and adjustment flexibility
Professional Applications & Engineering Value
These 8-32 UNC flat head screws deliver exceptional engineering value through their zinc-plated steel construction and precision Class 2A thread fit. The combination of 60,000 psi tensile strength and Rockwell B70 hardness ensures reliable performance in high-stress applications where fastener failure is not an option. The standard 82° countersink angle and flat head profile solve critical flush-mounting challenges in machinery, electronics enclosures, and structural assemblies. The coarse UNC threading provides excellent vibration resistance while the No. 2 Phillips drive enables efficient installation in confined spaces. These industrial-grade fasteners are engineered to prevent stripping, corrosion, and premature failure in demanding manufacturing and maintenance operations.
Specification Summary & Compliance
Manufactured to exacting ASME B18.6.3 specifications with precision Class 2A thread fit and UNC coarse threading. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations ensures safe use across global markets. The screws maintain dimensional accuracy with 8-32 thread size, 1" length, and 0.312" head diameter for consistent performance in standardized applications.
