S-92620A696 7/16"-20 x 1" ASME B18.2.1, SAE J429 High-Strength Grade 8 Steel Hex Head Screws
High-Strength Grade 8 Steel Hex 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 150,000 psi ensures reliable performance in high-stress industrial applications, reducing the risk of fastener failure.
- Superior corrosion resistance from zinc yellow-chromate plating extends service life in harsh environments, minimizing maintenance and replacement costs.
- High hardness rating of Rockwell C33 provides excellent wear resistance and durability under heavy loads and vibration.
- Precision UNF fine threading with Class 2A fit offers secure, tight fastening and improved resistance to loosening in dynamic conditions.
- Full threading design allows for maximum grip and even load distribution across the entire length, enhancing joint integrity.
- External hex drive and hex head enable easy installation and removal with standard tools, boosting assembly efficiency.
- Compliance with industry standards like ASME B18.2.1 and SAE J429 ensures consistent quality and interoperability in professional settings.
Professional Applications & Engineering Value
This Grade 8 hex head screw is engineered to address critical challenges in demanding industrial environments, such as machinery assembly, automotive systems, and structural frameworks. Made from high-strength steel and featuring a zinc yellow-chromate plated finish, it combats corrosion and wear, prolonging fastener life in exposed or humid conditions. The 7/16"-20 UNF fine thread with Class 2A fit ensures precise, vibration-resistant connections, reducing the need for re-tightening and maintenance. Ideal for applications requiring high tensile strength and reliability, this fully threaded external hex drive screw simplifies installation while meeting rigorous industrial standards, providing a dependable solution for engineers and procurement specialists.
Specification Summary & Compliance
This fastener adheres to precise dimensional tolerances, including Class 2A thread fit and UNF fine thread specifications, ensuring consistent performance. It meets ASME B18.2.1 and SAE J429 manufacturing standards, and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting safe and sustainable use in global industrial markets.
