S-93190A649 3/8"-16 x 5 1/2" 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 in harsh environments thanks to 316 stainless steel construction
- High tensile strength of 70,000 psi ensures reliable, long-lasting connections under significant load
- Coarse UNC threading provides faster installation and reduced risk of cross-threading
- Class 2A thread fit offers excellent assemblability and interchangeability for efficient maintenance
- External hex drive and hex head design allows for high torque application with standard tools
- Full threading along the 5 1/2" length maximizes grip and holding power across the entire fastener
- Compliance with ASME B18.2.1, RoHS 3, and REACH guarantees quality and environmental safety for regulated industries
Professional Applications & Engineering Value
This 3/8"-16 UNC hex head screw is engineered to solve critical challenges in demanding industrial settings. Manufactured from 316 stainless steel, it provides exceptional resistance to corrosion from chemicals, saltwater, and other aggressive agents, making it ideal for marine, chemical processing, and food industry applications. The coarse thread and Class 2A fit ensure quick, reliable assembly even in high-vibration environments, reducing installation time and preventing thread stripping. The combination of 70,000 psi tensile strength and Rockwell B70 hardness ensures the fastener maintains integrity under heavy loads and stress, providing a durable, long-term solution for structural assemblies, heavy machinery, and infrastructure projects where failure is not an option.
Specification Summary & Compliance
This hex head screw features a 3/8"-16 UNC thread with a Class 2A thread fit, ensuring precise dimensional accuracy and easy assembly. It is fully threaded and measures 5 1/2" in length. The product is manufactured to meet the ASME B18.2.1 standard and is 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.
