S-92196A184 3-56 x 1/2" 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
- Superior corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh environments and long-term reliability.
- Exceptional tensile strength of 70,000 psi ensures secure, vibration-resistant fastening in high-stress applications.
- Precise Class 3A thread fit guarantees tight tolerances and reliable engagement for critical assemblies.
- Compact hex socket drive (5/64") allows for easy installation in confined spaces with standard tools.
- Fine UNF thread design provides superior holding power and resistance to loosening under dynamic loads.
- Full thread coverage along the 1/2" length offers maximum grip and adjustability in various material thicknesses.
- Compliance with major industry standards including ASME B18.3, RoHS 3, and REACH ensures safety and regulatory acceptance.
Professional Applications & Engineering Value
This 3-56 UNF Socket Head Cap Screw is engineered to address critical challenges in precision machinery, electronics, and aerospace assemblies where space is limited and reliability is non-negotiable. The 18-8 Stainless Steel material provides excellent resistance to oxidation and chemical exposure, reducing maintenance needs in corrosive environments. Its fine thread and Class 3A fit ensure minimal backlash and superior clamp load distribution, preventing joint failure in vibrating equipment. The socket head design with a 5/64" hex drive facilitates secure tool engagement without slippage, making it ideal for automated or manual installation in compact designs. These features collectively enhance assembly integrity, reduce downtime, and support long-term operational efficiency in demanding industrial applications.
Specification Summary & Compliance
This screw adheres to Class 3A thread fit for high-precision applications, manufactured in accordance with ASME B18.3 specifications. It features a 3-56 UNF fine thread with right-hand direction and is fully threaded for consistent performance. The product is confirmed RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting stringent environmental and safety regulations for global industrial use.
