S-90665A115 8-32 x 1" ASTM A574 Alloy Steel Low-Profile Socket Head Screws
Alloy Steel Low-Profile Socket 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 tensile strength of 140,000 psi ensures reliable performance under high-stress conditions, reducing the risk of fastener failure in demanding applications.
- Superior corrosion resistance from the zinc plating protects against rust and environmental degradation, extending the service life of your assemblies.
- Precise Class 3A thread fit provides tighter tolerances for secure, vibration-resistant connections in critical machinery and equipment.
- Low-profile socket head design allows for installation in confined spaces while offering a clean, flush finish.
- High hardness rating (Rockwell C39) enhances wear resistance and durability, maintaining thread integrity through repeated use.
- Coarse UNC thread spacing enables quicker assembly and disassembly, improving efficiency in maintenance and production lines.
- Comprehensive compliance with ASTM A574, RoHS 3, and REACH ensures material quality and environmental safety for global industrial use.
Professional Applications & Engineering Value
These 8-32 UNC thread socket head cap screws are engineered to address common industrial fastening challenges, such as vibration loosening and corrosion in harsh environments. Constructed from zinc-plated alloy steel, they provide a robust barrier against moisture and chemicals, ideal for automotive, aerospace, and heavy machinery applications. The low-profile socket head and 5/64" hex drive facilitate easy installation with standard tools in tight spaces, while the fully threaded design ensures uniform load distribution. This combination of high tensile strength and precise Class 3A thread fit minimizes the need for frequent replacements, reducing downtime and maintenance costs in assembly lines and equipment manufacturing.
Specification Summary & Compliance
This product adheres to inch system measurements with a Class 3A thread fit for superior accuracy, following UNC coarse thread standards. Manufacturing complies with ASTM A574 specifications for alloy steel socket head cap screws, ensuring consistent quality. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of hazardous substances for safe use in various industries.
