S-92196A939 0-80 x 1 1/8" ASME B18.3, ASTM F837 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 environments and long-term reliability.
• High tensile strength of 70,000 psi ensures secure, vibration-resistant fastening in demanding applications.
• Precision Class 3A thread fit provides excellent engagement and reduces the risk of cross-threading during assembly.
• Fine thread spacing (UNF) offers improved adjustment control and superior holding power in thin materials.
• Hex socket drive design allows for high torque application and easy installation in confined spaces.
• Compliance with ASME B18.3 and ASTM F837 guarantees consistent quality and dimensional accuracy.
• RoHS 3 and REACH compliant for safe use in regulated industries and global market acceptance.

Professional Applications & Engineering Value

This 0-80 UNF socket head cap screw is engineered for precision assemblies where reliability is non-negotiable. The 18-8 stainless steel material provides excellent resistance to oxidation and chemical exposure, making it suitable for aerospace, medical devices, and electronics enclosures. Its fine thread spacing and Class 3A thread fit ensure minimal backlash and superior clamp load distribution, addressing common issues like loosening under dynamic loads. The hex drive and compact head profile facilitate installation in tight spaces, reducing assembly time and improving workflow efficiency in automated or manual production lines.

Specification Summary & Compliance

This screw features a 0-80 UNF thread with Class 3A fit for high precision, a minimum thread length of 1/2", and overall length of 1 1/8". It conforms to ASME B18.3 and ASTM F837 manufacturing standards, ensuring dimensional consistency and mechanical performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting use in environmentally sensitive and regulated industries.