S-90696A178 8-36 x 1 1/4" 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 environments and reducing replacement frequency
• Precise Class 3A thread fit ensures reliable, vibration-resistant assemblies with minimal risk of loosening
• High tensile strength of 70,000 psi provides exceptional load-bearing capacity for demanding applications
• Rockwell B70 hardness offers excellent wear resistance and durability under mechanical stress
• Fine UNF thread design delivers superior holding power and improved adjustment precision
• Compact 9/64" hex drive allows for easy installation in confined spaces with standard tools
• Compliance with RoHS and REACH ensures environmental safety and meets international regulatory standards

Professional Applications & Engineering Value

These socket head cap screws are engineered to address critical challenges in precision machinery, automotive assemblies, and industrial equipment where vibration resistance and corrosion protection are paramount. The 18-8 stainless steel material prevents rust and chemical degradation, extending service life in humid or corrosive environments. The fine UNF thread and Class 3A fit provide superior clamping force and thread engagement, reducing the risk of fastener failure in high-stress applications. With a partially threaded design and right-hand thread direction, they offer versatile fastening solutions for components requiring precise alignment and secure retention.

Specification Summary & Compliance

This product meets ASME B18.3 specifications, ensuring dimensional accuracy and interchangeability. Threads conform to UNF Class 3A tolerances for precise fit, with a minimum thread length of 3/4". The screws are RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, adhering to strict environmental and safety regulations for industrial use.