S-92196A421 5/16"-18 x 2" ASME B18.3 18-8 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance from 18-8 stainless steel construction, ideal for harsh industrial environments.
• High tensile strength of 70,000 psi ensures reliable load-bearing capacity and joint integrity under stress.
• Precise Class 3A thread fit provides tighter tolerances for secure, vibration-resistant assemblies.
• Hex socket drive design allows for high torque application and easy installation in confined spaces.
• Fully threaded body offers consistent clamping force along the entire 2" length for uniform pressure distribution.
• Rockwell B70 hardness delivers excellent durability and resistance to wear and deformation.
• Compliance with ASME B18.3, RoHS 3, and REACH guarantees quality, safety, and environmental standards for global supply chains.

Professional Applications & Engineering Value

Engineered for demanding industrial applications, this 18-8 stainless steel socket head cap screw combines corrosion resistance with high mechanical strength to solve common engineering challenges like fastener failure in moist or chemically aggressive settings. The 5/16"-18 UNC coarse thread and Class 3A fit ensure quick assembly and reliable performance in machinery, automotive, and construction projects, reducing maintenance needs. Its hex drive and fully threaded design enable efficient installation and consistent clamping, making it a trusted choice for B2B procurement in sectors requiring durable, compliant fasteners.

Specification Summary & Compliance

This screw adheres to ASME B18.3 specifications, with precise UNC coarse threads at Class 3A fit for dimensional accuracy. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from hazardous substances and suitable for international industrial use.