S-90666A018 1/4"-20 x 3/4" Super-Corrosion-Resistant 316 Stainless Steel Low-Profile Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments thanks to 316 stainless steel construction
• Exceptional thread engagement and reliability with a precision Class 3A thread fit for secure fastening
• High mechanical strength with a 70,000 psi tensile strength and Rockwell B70 hardness for demanding applications
• Space-saving low-profile head design allows for use in tight or flush-mount assemblies
• Consistent, reliable driving with a standard 1/8" hex drive for easy installation and removal
• Versatile coarse threading (UNC) provides quick assembly and is less prone to cross-threading
• Compliance with major safety standards including RoHS 3 and REACH for use in regulated industries

Professional Applications & Engineering Value

This 316 Stainless Steel Socket Head Cap Screw is engineered to solve critical challenges in industrial and precision assemblies. Its low-profile head and fully threaded 1/4"-20 UNC design ensure maximum thread contact and a secure hold in machinery and equipment where vibration resistance is paramount. The Class 3A thread fit guarantees precise, repeatable installations, reducing the risk of assembly errors. Manufactured from corrosion-resistant 316 stainless steel, it provides long-term durability in demanding environments, from chemical processing to marine applications, ensuring your assemblies remain intact and reliable.

Specification Summary & Compliance

This fastener adheres to UNC coarse thread standards with a high-precision Class 3A thread fit. It is manufactured to exact dimensional specifications, including a 3/4" length and 1/8" drive size. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets stringent industrial safety and environmental standards for hazardous substances.