S-96209A711 1/4"-20 x 3/8" ASME B18.3 Super-Corrosion-Resistant 316 Stainless Steel Thread-Locking Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 Stainless Steel construction, ideal for harsh environments and chemical exposure
• Reliable vibration resistance through the integrated Nylon Patch thread locker, preventing loosening under dynamic loads
• High-strength performance with 70,000 psi tensile strength and Rockwell B70 hardness for demanding applications
• Precise thread engagement with Class 3A fit, ensuring secure fastening and reducing the risk of cross-threading
• Wide temperature tolerance from -70° to 250°F, maintaining integrity in extreme thermal conditions
• Easy installation and removal using a standard 3/16" hex drive, providing efficient assembly in confined spaces
• Full thread coverage along the 3/8" length for maximum grip and uniform stress distribution

Professional Applications & Engineering Value

This 1/4-20 UNC Socket Head Cap Screw is engineered to address critical challenges in industrial settings where reliability and durability are paramount. The 316 Stainless Steel material offers exceptional resistance to corrosion, making it suitable for marine, chemical processing, and food-grade applications. The Nylon Patch locking feature effectively counters vibration-induced loosening, a common failure point in machinery and equipment. With a coarse thread spacing and Class 3A thread fit, it ensures quick assembly and high clamping force, reducing installation time and enhancing joint security. Its fully threaded design and hex socket drive allow for consistent performance in automated or manual fastening processes, providing long-term value in manufacturing, automotive, and aerospace sectors.

Specification Summary & Compliance

This screw adheres to ASME B18.3 specifications, ensuring dimensional accuracy and interchangeability. The UNC coarse thread with Class 3A fit provides precise tolerance for reliable performance. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, guaranteeing environmental safety and material restrictions. Manufactured to meet industrial standards, it supports right-hand threading and operates effectively within a broad temperature range, making it a trusted choice for professional applications.