S-96877A774 1/4"-28 x 2" FF-S-92, QQ-P-35, MS24693-C306, NASM24693, SAE AMS2700 Stainless Steel Phillips Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to passivated 18-8 stainless steel construction, ensuring long-term reliability in harsh environments.
• High tensile strength of 70,000 psi provides exceptional clamping force and resistance to mechanical failure under load.
• Fine UNF thread with Class 2A fit ensures precise, secure engagement and reduces the risk of cross-threading during installation.
• Fully threaded design maximizes grip length and holding power across the entire fastener, ideal for varying material thicknesses.
• Standard 100° countersink angle and flat head allows for a flush, clean finish, minimizing protrusion and improving safety.
• Phillips No. 3 drive offers efficient torque transfer and ease of installation with common tools, reducing assembly time.
• Compliance with multiple industry standards including Fed. Spec. FF-S-92 and RoHS 3, ensuring material quality and environmental safety.

Professional Applications & Engineering Value

This 1/4"-28 UNF flat head screw is engineered to address critical fastening challenges in demanding industrial settings. The passivated 18-8 stainless steel provides excellent resistance to oxidation and chemical exposure, making it ideal for marine, automotive, and electronic enclosures where corrosion resistance is paramount. The fully threaded design and Class 2A thread fit ensure consistent, reliable performance in assemblies requiring uniform clamping force. With a 100° countersink angle, it sits flush with surfaces, reducing snag hazards and maintaining aerodynamic or aesthetic profiles. The Phillips drive facilitates quick installation, while the high tensile strength supports structural integrity in high-vibration applications, minimizing loosening and maintenance needs.

Specification Summary & Compliance

This screw adheres to precise dimensional standards, including a Class 2A thread fit for consistent engagement and UNF fine threading per inch system requirements. It meets stringent manufacturing specifications such as Fed. Spec. FF-S-92, QQ-P-35, MS24693-C306, and NASM24693, ensuring reliability in critical applications. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of hazardous substances and supporting sustainable procurement practices.