S-92196A058 0-80 x 5/8" ASME B18.3 18-8 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh industrial environments and extended service life.
• Exceptional mechanical strength offering 70,000 psi tensile strength and Rockwell B70 hardness for reliable performance under high-stress conditions.
• Precise and secure fastening ensured by the Class 3A thread fit and UNF fine threads, minimizing the risk of loosening in critical assemblies.
• Optimized for high-torque applications featuring a hex drive (0.050") and standard socket head profile for easy installation and removal with standard tools.
• Versatile partial threading (1/2" thread on a 5/8" length) provides flexibility for applications requiring both threaded and unthreaded sections.
• Full compliance with industry standards including ASME B18.3 for dimensional accuracy, ensuring interchangeability and reliability.
• Environmentally responsible manufacturing with RoHS 3 and REACH compliance, meeting global regulatory requirements for hazardous substances.

Professional Applications & Engineering Value

This 0-80 UNF Socket Head Cap Screw is engineered to address common challenges in precision assembly, such as vibration-induced loosening and corrosion in demanding environments. The 18-8 Stainless Steel material provides excellent resistance to rust and oxidation, making it suitable for applications in aerospace, medical devices, and electronics where cleanliness and durability are paramount. The fine thread (UNF) and Class 3A thread fit offer superior clamping force and fatigue resistance, reducing maintenance needs in high-vibration settings. Its partially threaded design allows for precise positioning and secure fastening in confined spaces, while the hex drive socket head ensures efficient installation with standard hex keys, streamlining assembly processes in automated or manual production lines.

Specification Summary & Compliance

This screw adheres to Class 3A thread fit tolerances for high precision, with UNF fine threads and a right-hand thread direction. It is manufactured in accordance with ASME B18.3 specifications, ensuring dimensional consistency and performance reliability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety for use in regulated markets and commitment to environmental standards.