S-90273A197 8-32 x 3/4" 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 performance under significant mechanical stress
- Precision Class 2A thread fit provides smooth installation and secure fastening in UNC coarse threaded applications
- Standard 82° countersink angle enables flush mounting for clean, professional finishes
- Phillips No. 2 drive design offers familiar, efficient installation with standard tools
- Full threading along the 3/4" length maximizes grip strength and load distribution
- Rockwell B70 hardness rating maintains thread integrity and prevents stripping during repeated use
Professional Applications & Engineering Value
These zinc-plated steel flat head screws deliver exceptional value in industrial assembly where corrosion resistance and high tensile strength are critical. The UNC coarse threading with Class 2A fit ensures rapid installation in various materials while maintaining vibration resistance. The 82° countersink angle and flat head profile create seamless surfaces ideal for machinery, electrical enclosures, and structural components where protruding fasteners are unacceptable. The Phillips No. 2 drive compatibility with standard tools reduces installation time and tooling costs, making these fully threaded screws perfect for high-volume manufacturing and maintenance operations requiring reliable, compliant fastening solutions.
Specification Summary & Compliance
Manufactured to exact ASME B18.6.3 specifications with Class 2A thread fit tolerance for precision engagement. Features UNC coarse thread spacing (8-32 size) with right-hand threading and standard dimensional compliance. Meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global industrial markets. The zinc-plated steel construction maintains consistent performance while adhering to recognized industrial standards for quality and safety.
