S-90287A843 8-32 x 1/4" Tamper-Resistant One-Way-Drive Steel Round Head Screws
Tamper-Resistant One-Way-Drive Steel Round 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
- Reliable fastening performance with Class 2A thread fit ensuring consistent engagement and vibration resistance
- High-strength durability with 60,000 PSI tensile strength to withstand significant mechanical stress
- Quick installation efficiency with coarse UNC threads providing faster driving and reduced cross-threading risk
- Versatile compatibility with fully threaded design and standard rounded head profile for diverse industrial applications
- One-way drive security preventing tampering and unauthorized removal in sensitive installations
- Regulatory compliance assurance meeting RoHS 3 and REACH standards for global industrial use
Professional Applications & Engineering Value
Engineered for industrial fastening applications requiring dependable performance, these 8-32 UNC coarse thread screws deliver exceptional mechanical reliability. The zinc-plated steel construction provides essential corrosion protection in manufacturing, assembly, and maintenance environments where exposure to moisture or chemicals is common. The fully threaded design ensures maximum grip length and load distribution, while the Class 2A thread fit maintains precise tolerances for consistent engagement in pre-tapped holes. The combination of 60,000 PSI tensile strength and coarse threading makes these rounded head screws ideal for applications requiring both high clamping force and rapid installation in metals, plastics, and composite materials.
Specification Summary & Compliance
Manufactured to inch system standards with precise Class 2A thread fit tolerance for reliable performance in UNC threaded applications. Features 8-32 coarse thread specification with right-hand threading and standard rounded head profile. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for global industrial markets and restricted substance requirements.
