S-91771A154 6-32 x 1 1/8" ASME B18.6.3 Stainless Steel Phillips Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance from passivated 18-8 stainless steel construction, ensuring long-term reliability in harsh environments.
• Exceptional tensile strength of 80,000 PSI provides secure, vibration-resistant fastening for demanding industrial applications.
• Rockwell B80 hardness offers excellent durability and resistance to wear, extending service life.
• Fully threaded design with UNC coarse threading enables faster installation and superior grip in various materials.
• 82° countersink angle and flat head profile allow for a flush, professional finish that reduces snagging and improves safety.
• Class 2A thread fit ensures consistent, reliable engagement with standard nuts and tapped holes, minimizing assembly issues.
• Compliance with ASME B18.6.3, RoHS 3, and REACH guarantees adherence to industry standards and environmental regulations for global use.

Professional Applications & Engineering Value

This 6-32 x 1-1/8" Phillips flat head machine screw is engineered to address common industrial challenges such as corrosion, vibration loosening, and assembly efficiency. Made from passivated 18-8 stainless steel, it provides robust resistance to moisture and chemicals, making it ideal for outdoor equipment, marine hardware, and food processing machinery. The UNC coarse thread and fully threaded design ensure quick, secure fastening in metals and plastics, reducing installation time while maintaining 80,000 PSI tensile strength. The flat head with 82° countersink offers a smooth surface finish, preventing interference in tight spaces and enhancing product aesthetics. Suitable for electronics, automotive, and general manufacturing, this screw delivers reliable performance where corrosion-resistant screws and precise Class 2A thread fit are critical.

Specification Summary & Compliance

This screw features precise UNC coarse threads with Class 2A thread fit for consistent dimensional accuracy and easy assembly. It is manufactured in accordance with ASME B18.6.3 specifications, ensuring reliability in mechanical fastening. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmentally safe and sustainable industrial practices.