S-92210A213 8-36 x 1" ASME B18.3 Stainless Steel Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel and passivated finish for extended service life in harsh environments.
• Exceptional strength and reliability with 70,000 psi tensile strength and Rockwell B55 hardness to withstand high-stress applications.
• Precise, secure fastening ensured by Class 3A thread fit and UNF fine threading, minimizing the risk of loosening under vibration.
• Efficient installation and removal with a 3/32" hex drive, providing a positive grip and reducing tool slippage.
• Flush, professional finish achieved with an 82° countersink angle and standard flat head profile for a smooth surface.
• Full thread engagement along the entire 1" length for maximum holding power in a wide range of material thicknesses.
• Compliance with major industrial standards including ASME B18.3, RoHS 3, and REACH for guaranteed quality and environmental safety.

Professional Applications & Engineering Value

These 8-36 UNF flat head screws are engineered to address critical challenges in precision assembly and industrial machinery. The 18-8 stainless steel construction, enhanced by a passivated finish, provides excellent resistance to oxidation and chemical exposure, making them ideal for applications in marine, chemical processing, and food equipment where corrosion is a concern. The Class 3A thread fit and fine thread spacing ensure tight, vibration-resistant connections in components requiring high accuracy, such as aerospace instruments, automotive systems, and electronic enclosures. The combination of 70,000 psi tensile strength and a fully threaded design allows for reliable performance in dynamic loads, while the 82° countersink angle and flat head enable a seamless, low-profile installation that prevents snagging and improves aesthetics. This screw is a trusted solution for engineers seeking durability, compliance, and precision in demanding environments.

Specification Summary & Compliance

This screw maintains precise dimensional accuracy with a Class 3A thread fit and adheres to UNF thread type standards. It is manufactured in compliance with ASME B18.3 specifications for consistent quality and performance. Additionally, it meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and safe for industrial and international use.