S-90471A270 8-32 x 1/2" 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 for extended service life in demanding environments
- High tensile strength of 60,000 psi ensures reliable fastening under substantial mechanical loads
- Precision Class 2A thread fit provides smooth installation and consistent engagement with mating components
- Standard 100° countersink angle enables flush mounting for clean, professional finishes
- Phillips No. 2 drive design offers familiar, efficient installation with common tools
- Full threading along the 1/2" length maximizes grip strength and adjustment flexibility
- Compliance with ASME B18.6.3 standards guarantees dimensional accuracy and interchangeability
Professional Applications & Engineering Value
These 8-32 UNC flat head screws deliver exceptional engineering value across industrial applications where flush mounting and high-strength fastening are critical. The zinc-plated steel construction provides essential corrosion protection for machinery, electrical enclosures, and assembly lines exposed to moderate environmental conditions. With coarse UNC threads and Class 2A thread fit, these Phillips drive screws install quickly without cross-threading risks, reducing assembly time in high-volume production environments. The combination of 60,000 psi tensile strength and Rockwell B70 hardness ensures reliable performance in vibration-prone applications, making them ideal for automotive components, industrial equipment maintenance, and metal fabrication projects requiring durable, precision fasteners.
Specification Summary & Compliance
Manufactured to exacting ASME B18.6.3 specifications with Class 2A thread fit tolerances for consistent dimensional accuracy. These 8-32 UNC flat head screws feature a standard 100° countersink angle and are fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global industrial markets.
