S-96877A773 1/4"-28 x 1 7/8" FF-S-92, QQ-P-35, MS24693-C305, NASM24693, SAE AMS2700 Stainless Steel Phillips Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with passivated 18-8 stainless steel construction, ideal for harsh environments and long-term reliability.
• Exceptional tensile strength of 70,000 PSI ensures secure, high-load fastening without failure in demanding applications.
• Precise Class 2A thread fit guarantees smooth installation and consistent engagement, reducing assembly time and errors.
• Fully threaded design provides maximum grip and uniform stress distribution along the entire length for enhanced joint integrity.
• Standard 100° countersink angle and flat head profile allow for flush mounting, minimizing protrusion and improving aesthetic finish.
• Phillips No. 3 drive offers efficient torque transfer and ease of use with common tools, speeding up installation processes.
• Compliance with multiple industry standards including Fed. Spec. FF-S-92 and RoHS/REACH, ensuring safety and regulatory adherence for global supply chains.

Professional Applications & Engineering Value

This 1/4"-28 UNF flat head Phillips screw is engineered to address critical challenges in precision industrial and engineering settings. Constructed from passivated 18-8 stainless steel, it delivers excellent resistance to corrosion and oxidation, making it suitable for applications in marine, automotive, and aerospace industries where environmental factors can compromise fastener integrity. The fine thread spacing and Class 2A thread fit ensure tight, vibration-resistant connections, reducing the risk of loosening in dynamic systems. Its fully threaded design maximizes holding power across the entire 1 7/8" length, providing uniform load distribution that prevents stress concentration and extends service life. Commonly used in assemblies requiring flush surfaces, such as electronic enclosures or machinery frames, this screw combines durability with ease of installation using standard Phillips drive tools, streamlining maintenance and reducing downtime.

Specification Summary & Compliance

This product features precise Class 2A thread fit per UNF standards, ensuring dimensional accuracy and compatibility. It complies with specifications including Fed. Spec. FF-S-92, QQ-P-35, MS24693-C305, and NASM24693, and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) requirements for environmental and health safety.