S-92198A926 1"-8 x 5 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
- Exceptional corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
- Superior load-bearing capacity thanks to 80,000 psi tensile strength for demanding applications
- Enhanced durability and wear resistance provided by Rockwell B70 hardness
- Reliable engagement and faster assembly with coarse UNC threads and partial threading design
- Secure installation and high torque capability through external hex drive and full hex head
- Precise fit and consistent performance ensured by Class 2A thread fit and ASME B18.2.1 compliance
- Environmental and regulatory safety with RoHS 3 and REACH compliance for global industrial use
Professional Applications & Engineering Value
This heavy-duty hex head screw delivers critical performance in demanding industrial settings where corrosion resistance and structural integrity are paramount. The 18-8 stainless steel composition provides excellent protection against rust and chemical exposure, making it ideal for marine, chemical processing, and outdoor infrastructure applications. The 1"-8 UNC coarse thread design ensures rapid assembly and reliable holding power in various materials, while the partial threading offers optimal stress distribution. With its external hex drive and substantial head dimensions, it accommodates high torque applications without stripping, significantly reducing installation time and maintenance costs in heavy machinery, structural steel connections, and industrial equipment assembly.
Specification Summary & Compliance
This hex head screw features precise Class 2A thread fit with 1"-8 UNC coarse thread and right-hand direction, ensuring consistent engagement and interchangeability. Manufacturing strictly adheres to ASME B18.2.1 specifications for dimensional accuracy and mechanical properties. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious industrial procurement and international supply chains.
