S-92240A243 1/2"-13 x 3 1/4" ASME B18.2.1 18-8 Stainless Steel Hex Head Screws
18-8 Stainless 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 corrosion resistance thanks to 18-8 Stainless Steel construction, ideal for harsh industrial environments
- Superior load-bearing capacity with 80,000 psi tensile strength for demanding structural applications
- Reliable thread engagement ensured by Class 2A thread fit, providing consistent fastening performance
- High mechanical durability from Rockwell B70 hardness, resisting wear and deformation under stress
- Efficient installation and removal with external hex drive and 3/4" head width for standard wrench compatibility
- Maximum grip and holding power through fully threaded design along the entire 3-1/4" length
- Broad industrial compliance meeting ASME B18.2.1 standards and environmental regulations including RoHS 3 and REACH
Professional Applications & Engineering Value
Engineered for heavy-duty industrial applications, this 1/2"-13 UNC hex head screw delivers critical performance where reliability is non-negotiable. The 18-8 Stainless Steel material provides excellent resistance to corrosion and oxidation, making it suitable for outdoor, marine, and chemical processing environments. Its coarse threading and Class 2A thread fit ensure quick assembly and secure fastening in structural steel, machinery, and construction projects. The combination of 80,000 psi tensile strength and fully threaded design creates superior clamping force distribution, preventing joint failure in high-vibration settings. These industrial hex screws solve common engineering challenges including material compatibility, mechanical stress management, and regulatory compliance requirements.
Specification Summary & Compliance
This hex head screw features precision 1/2"-13 UNC coarse threading with Class 2A thread fit per ASME standards, ensuring dimensional accuracy and interchangeability. Manufacturing adheres to ASME B18.2.1 specifications for consistent quality and performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming its suitability for global industrial supply chains and restricted substance requirements.
