S-90696A219 7/16"-20 x 4" ASME B18.3 18-8 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh environments and reducing maintenance frequency.
• Superior load-bearing capability from 70,000 PSI tensile strength and Rockwell B70 hardness, ensuring reliable performance under high stress.
• Precise and secure fastening with Class 3A thread fit, minimizing the risk of loosening in critical assemblies.
• Optimized for high-torque applications using a 3/8" hex drive, allowing for easy installation and removal with standard tools.
• Enhanced durability and longevity from a fine UNF thread and partially threaded design, providing excellent vibration resistance.
• Broad industrial compliance meeting ASME B18.3 standards, ensuring interchangeability and reliability in professional settings.
• Environmentally responsible manufacturing with RoHS 3 and REACH compliance, supporting sustainable procurement policies.

Professional Applications & Engineering Value

This 7/16-20 UNF Socket Head Cap Screw is engineered to address common industrial challenges such as vibration-induced loosening and corrosion in demanding environments. Made from 18-8 Stainless Steel, it offers excellent resistance to rust and chemical exposure, making it suitable for machinery, automotive, and marine applications. The Class 3A thread fit and fine thread spacing ensure tight, secure connections that withstand dynamic loads and thermal cycling. With a 3/8" hex drive and partially threaded shank, it facilitates quick assembly and disassembly while maintaining structural integrity. Ideal for high-stress assemblies, this fastener provides reliable performance in industrial socket head fasteners where precision and durability are critical.

Specification Summary & Compliance

This socket head cap screw features a 7/16"-20 UNF fine thread with Class 3A thread fit for high precision and a minimum thread length of 1-3/8". It adheres to ASME B18.3 manufacturing standards, ensuring dimensional accuracy and reliability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious industrial applications.