S-92865A401 9/16"-18 x 1" ASME B18.2.1, SAE J429 Medium-Strength Grade 5 Steel Hex Head Screws
Medium-Strength Grade 5 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 load-bearing capacity with 120,000 psi tensile strength for reliable performance in demanding applications
- Superior corrosion resistance provided by zinc plating to extend service life in harsh industrial environments
- Precision thread engagement with Class 2A fit and UNF fine threads ensuring secure, vibration-resistant connections
- Optimized torque transmission through the external hex drive design for efficient installation with standard tools
- Consistent mechanical properties with Rockwell C25 hardness and Grade 5 certification for predictable performance
- Full threading along the 1" length for maximum grip range and versatile application possibilities
- Regulatory compliance assurance meeting ASME B18.2.1, SAE J429 standards plus RoHS 3 and REACH environmental directives
Professional Applications & Engineering Value
This Grade 5 steel hex head screw delivers critical engineering solutions where high tensile strength and reliable fastening are paramount. The combination of 9/16"-18 UNF fine threading and Class 2A thread fit provides superior resistance to vibrational loosening in machinery, automotive assemblies, and structural applications. The zinc plated finish actively protects against corrosion in industrial environments, while the external hex drive enables high-torque installation without stripping. Engineered to ASME B18.2.1 and SAE J429 specifications, this fully threaded fastener maintains integrity under sustained loads, making it ideal for heavy equipment, construction projects, and manufacturing applications requiring 120,000 psi tensile rating performance.
Specification Summary & Compliance
This fastener maintains Class 2A thread fit tolerance with 9/16"-18 UNF fine threads and complies with ASME B18.2.1 and SAE J429 manufacturing specifications. The product meets RoHS 3 (2015/863/EU) compliance for restricted substances and REACH (EC 1907/2006) environmental standards. Manufacturing consistency is verified through Grade 5 certification, Rockwell C25 hardness, and 120,000 psi tensile strength validation.
