S-96209A717 1/4"-20 x 1 1/2" ASME B18.3 Super-Corrosion-Resistant 316 Stainless Steel Thread-Locking Socket Head Screws

Key Features & Benefits at a Glance

• Vibration-resistant locking with permanent Nylon Patch thread locker that maintains integrity across a wide temperature range (-70° to 250° F)
• Superior corrosion resistance through 316 Stainless Steel construction for harsh industrial environments and chemical exposure
• Precise thread engagement with Class 3A thread fit ensuring reliable fastening and reduced risk of cross-threading
• High-strength performance delivering 70,000 psi tensile strength and Rockwell B70 hardness for demanding applications
• Secure hex drive system with 3/16" drive size providing positive torque transmission and reduced tool slippage
• Optimized thread design with UNC coarse thread spacing enabling faster assembly and better debris resistance
• Industry compliance assurance meeting ASME B18.3 standards and environmental regulations (RoHS 3, REACH)

Professional Applications & Engineering Value

This 316 Stainless Steel Socket Head Cap Screw with Nylon Patch thread locker addresses critical vibration-induced loosening in industrial equipment, machinery, and structural assemblies. The Class 3A thread fit provides precise tolerance control for reliable engagement in high-stress applications, while the UNC coarse thread configuration facilitates rapid installation in production environments. The partially threaded design offers optimal clamping force distribution, making it ideal for precision equipment, automotive components, and marine applications where corrosion resistance and vibration resistance are paramount. With its 70,000 psi tensile strength, this fastener maintains structural integrity under dynamic loads and thermal cycling conditions.

Specification Summary & Compliance

Manufactured to ASME B18.3 specifications with Class 3A thread fit precision and UNC 1/4"-20 thread configuration. The fastener features a partially threaded design with minimum 1" thread length and coarse thread spacing. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring safe use across regulated industries. The inch system measurement provides compatibility with North American equipment specifications and maintenance protocols.