S-90044A516 8-32 x 3" ASME B18.3, ASTM A574 Alloy Steel Socket Head Screws
Alloy Steel 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 170,000 psi ensures reliable performance in high-stress industrial applications, reducing the risk of fastener failure.
- Class 3A thread fit provides superior precision and tight tolerances for secure, vibration-resistant assemblies in machinery and equipment.
- Black-oxide coating on alloy steel offers enhanced corrosion resistance, extending service life in demanding environments.
- Rockwell C37 hardness delivers excellent durability and wear resistance, maintaining integrity under repeated loads.
- Hex socket drive design allows for easy installation and high torque application with standard tools, improving assembly efficiency.
- Fully threaded 8-32 UNRC coarse thread ensures consistent grip and fast engagement, speeding up production processes.
- Compliance with ASME B18.3, RoHS 3, and REACH guarantees adherence to industry standards and environmental regulations for safe, global use.
Professional Applications & Engineering Value
This black-oxide alloy steel socket head cap screw is engineered to address common industrial challenges such as vibration loosening and corrosion in heavy-duty machinery. With its 8-32 coarse thread and Class 3A fit, it provides a secure, precise connection that withstands dynamic loads, making it ideal for applications in automotive assembly, aerospace components, and industrial equipment. The hex drive socket enables efficient installation in confined spaces, while the fully threaded rod design ensures uniform stress distribution. By combining high tensile strength and Rockwell C37 hardness, this fastener minimizes maintenance needs and enhances operational reliability in critical engineering systems.
Specification Summary & Compliance
This product features precise Class 3A thread fit with UNRC coarse threads in an 8-32 size, manufactured to ASME B18.3 standards for consistent quality. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and suitability for global industrial markets.
