S-93190A881 7/8"-9 x 2 1/4" ASME B18.2.1 Super-Corrosion-Resistant 316 Stainless Steel Hex Head Screws
Super-Corrosion-Resistant 316 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 316 Stainless Steel construction, ideal for harsh chemical and marine environments.
- High mechanical strength offering 70,000 psi tensile strength and Rockwell B70 hardness for reliable load-bearing in demanding applications.
- Easy installation and removal with a standard external hex drive and 1 5/16" head width for secure tool engagement.
- Consistent thread engagement provided by the UNC coarse thread and Class 2A fit, reducing cross-threading risks.
- Full thread coverage along the 2 1/4" length ensures maximum grip and uniform stress distribution in assemblies.
- Compliance with major standards including ASME B18.2.1, ensuring dimensional accuracy and interchangeability.
- Environmental and safety compliance with RoHS 3 and REACH, making it suitable for regulated industries.
Professional Applications & Engineering Value
This 7/8"-9 UNC hex head screw in 316 Stainless Steel is engineered to address common industrial challenges such as corrosion, high stress, and assembly efficiency. The coarse thread design and Class 2A thread fit facilitate quick installation and reduce the risk of galling in high-vibration settings, making it ideal for structural frameworks, machinery, and marine equipment. Its fully threaded body ensures uniform clamping force, while the external hex drive allows for high-torque applications with standard tools. By combining robust tensile strength and corrosion resistance, this screw delivers long-term reliability in demanding environments, minimizing maintenance and downtime.
Specification Summary & Compliance
This product adheres to ASME B18.2.1 standards, ensuring precise dimensional accuracy with a Class 2A thread fit for consistent performance. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for use in environmentally conscious and regulated industrial applications.
