S-94444A124 1/2"-13 x 1 1/2" 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
- Superior corrosion resistance with Black-Oxide 18-8 Stainless Steel construction, ideal for harsh industrial environments.
- High tensile strength of 80,000 psi ensures reliable performance under heavy loads and mechanical stress.
- Rockwell B70 hardness provides excellent durability and resistance to wear and deformation.
- External hex drive and 3/4" head width allow for easy installation and removal with standard tools.
- Class 2A thread fit and UNC coarse threading offer quick assembly and secure fastening in various materials.
- Partial threading design improves grip and reduces the risk of loosening in dynamic applications.
- Compliance with ASME B18.2.1, RoHS 3, and REACH ensures quality, safety, and environmental standards are met.
Professional Applications & Engineering Value
This 1/2"-13 UNC hex head screw is engineered to address common industrial challenges, such as corrosion and mechanical failure. The Black-Oxide 18-8 Stainless Steel material provides enhanced protection against rust and chemical exposure, making it suitable for outdoor, marine, and chemical processing applications. With a coarse thread and Class 2A fit, it ensures rapid installation and reliable holding power in wood, metal, and composite structures. The partial threading minimizes stress concentration, reducing the likelihood of fatigue in high-vibration settings like machinery, construction, and transportation equipment. Its external hex drive facilitates efficient torque application, streamlining maintenance and assembly processes in demanding environments.
Specification Summary & Compliance
This product features precise Class 2A thread fit and adheres to UNC coarse thread standards with a thread size of 1/2"-13. It complies with ASME B18.2.1 manufacturing specifications for dimensional accuracy and performance. Additionally, it meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulatory requirements, ensuring it is free from hazardous substances and safe for industrial use.
