S-90696A226 1/2"-13 x 18" 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
• Exceptional load-bearing capability with 70,000 psi tensile strength for demanding applications
• Precise thread engagement through Class 3A fit and UNC coarse threads, ensuring reliable fastening
• Optimized torque transmission with 3/8" hex drive and standard socket head profile
• Enhanced durability with Rockwell B70 hardness, resisting wear and deformation
• Versatile partial threading on an 18" length, providing flexibility in various assembly setups
• Regulatory compliance with ASME B18.3, RoHS 3, and REACH, meeting strict industry standards

Professional Applications & Engineering Value

This 18-8 stainless steel socket head cap screw is engineered to address critical challenges in heavy machinery, automotive, and construction sectors where corrosion resistance and high tensile strength are paramount. The 1/2"-13 UNC coarse thread design facilitates quick assembly and disassembly, reducing downtime in maintenance operations. With a Class 3A thread fit, it ensures minimal backlash and vibration loosening, enhancing the integrity of structural connections. The partially threaded 18-inch configuration allows for precise clamping in extended assemblies, while the 3/8" hex drive enables efficient torque application in confined spaces. Ideal for industrial applications requiring reliable, long-lasting fastening solutions under dynamic loads.

Specification Summary & Compliance

This socket head cap screw adheres to Class 3A thread fit for precise dimensional accuracy and UNC coarse thread standards. It is manufactured in compliance with ASME B18.3 specifications and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safety and sustainability in industrial use.