S-92196A596 5/16"-18 x 3 1/4" ASME B18.3 18-8 Stainless Steel Socket Head Screws
18-8 Stainless Steel Socket 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 fastening reliability due to the Class 3A thread fit, ensuring minimal play and vibration resistance.
- High-strength performance with a 70,000 psi tensile strength and Rockwell B70 hardness for demanding applications.
- Secure and efficient installation using a standard 1/4" hex drive, preventing cam-out and enabling high torque application.
- Optimized for heavy-duty assemblies featuring coarse 5/16"-18 UNC threads for rapid installation and strong holding power.
- Versatile partial threading allows for precise clamping on specific sections without unnecessary thread engagement.
- Guaranteed compliance and safety meeting ASME B18.3 standards and being RoHS 3 & REACH compliant.
Professional Applications & Engineering Value
This 18-8 Stainless Steel Socket Head Cap Screw is engineered to solve critical challenges in machinery, automotive, and heavy equipment assembly. Its UNC coarse thread and Class 3A fit provide exceptional resistance to loosening under vibration, a common failure point in dynamic systems. The partially threaded design concentrates clamping force exactly where needed, preventing damage to sensitive components. With a 70,000 psi tensile strength and corrosion-resistant material, it ensures long-term integrity in demanding environments, reducing maintenance frequency and downtime. The 1/4" hex drive offers reliable torque transfer, making it a top choice for high-stress industrial applications requiring precision and durability.
Specification Summary & Compliance
This screw features a 5/16"-18 UNC thread with a Class 3A precision fit for tight tolerances. It is manufactured in accordance with ASME B18.3 specifications and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safety and sustainability in industrial use.
