S-94355A711 1/4"-28 x 3/16" ASME B18.3 Set Screws

Key Features & Benefits at a Glance

• Superior vibration resistance through fine UNF thread spacing and Class 3A precision fit, ensuring long-term holding power in dynamic applications
• Excellent corrosion resistance provided by 18-8 stainless steel construction, ideal for harsh industrial environments and outdoor applications
• Optimal mechanical strength with Rockwell B80 hardness, delivering reliable performance under heavy loads and repeated adjustments
• Secure installation and removal enabled by the 1/8" hex drive design, allowing high torque application without slippage in confined spaces
• Precise component positioning through the flat tip design, creating maximum surface contact and preventing damage to secured parts
• Regulatory compliance assurance with RoHS 3 and REACH standards, meeting international environmental and safety requirements
• Interchangeable reliability guaranteed by ASME B18.3 specification compliance, ensuring consistent performance across industrial applications

Professional Applications & Engineering Value

This 18-8 stainless steel hex headless set screw delivers exceptional engineering value in applications where vibration resistance and corrosion protection are critical. The Class 3A thread fit with UNF fine threading provides superior gripping power that prevents loosening in machinery, automotive assemblies, and precision equipment. The headless design with 1/8" hex drive enables flush mounting in confined spaces while maintaining high torque capability. Manufactured to Rockwell B80 hardness, this set screw withstands repeated adjustments without deformation, making it ideal for permanent installations requiring reliable fastening solutions in manufacturing, aerospace, and marine environments where environmental compliance and long-term performance are paramount.

Specification Summary & Compliance

This precision fastener features 1/4"-28 UNF fine threads with Class 3A thread fit for exceptional dimensional accuracy and tight tolerances. The flat tip design and 3/16" length provide optimal engagement characteristics. Manufacturing complies with ASME B18.3 specifications for dimensional consistency and performance reliability. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) standards, ensuring safe use across regulated industries and international markets.