S-91864A072 0-80 x 3/4" 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 applications, reducing the risk of fastener failure.
- Precision Class 3A fine UNF threads provide superior fit and vibration resistance, minimizing loosening in critical assemblies.
- Black-oxide finish on alloy steel offers enhanced corrosion resistance, extending service life in various industrial environments.
- Hex socket drive design allows for high torque application and easy installation in confined spaces, improving assembly efficiency.
- Full threading along the 3/4" length ensures maximum grip and holding power across the entire fastener.
- Rockwell C37 hardness provides excellent durability and wear resistance, maintaining thread integrity over repeated use.
- Compliance with RoHS 3 and REACH guarantees environmental safety and regulatory acceptance for global supply chains.
Professional Applications & Engineering Value
This Black-Oxide Alloy Steel Socket Head Cap Screw is engineered to address critical challenges in precision machinery, aerospace, and automotive sectors where space constraints and high vibrational loads are common. The Class 3A UNF fine thread ensures tight tolerances and secure fastening, preventing backlash in sensitive equipment. Its hex drive and compact socket head facilitate installation in hard-to-reach areas, reducing assembly time and tooling requirements. With a 170,000 psi tensile strength and corrosion-resistant coating, it delivers long-term reliability in demanding environments, from electronic enclosures to heavy-duty industrial fixtures, ensuring minimal maintenance and downtime.
Specification Summary & Compliance
This fastener features a 0-80 UNF thread size with Class 3A thread fit for high precision, manufactured to ASTM A574 specifications. It includes a right-hand thread direction, fully threaded 3/4" length, and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance standards, ensuring environmental and safety adherence for industrial use.
