S-96877A743 1/4"-28 x 7/8" FF-S-92, QQ-P-35, MS51960-85, 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.
• High tensile strength of 70,000 psi ensures secure, vibration-resistant fastening in demanding applications.
• Precision Class 2A thread fit provides smooth assembly and consistent engagement, reducing installation time and errors.
• Standard 82° countersink angle allows for a flush, professional finish in countersunk holes, minimizing protrusion.
• No. 3 Phillips drive offers efficient torque transfer and common tool compatibility for straightforward installation.
• Fully threaded design maximizes grip and load distribution across the entire length for enhanced holding power.
• Compliance with multiple industry standards including Fed. Spec. FF-S-92 and RoHS 3, ensuring quality and environmental safety.

Professional Applications & Engineering Value

This 1/4"-28 UNF flat head Phillips screw in 18-8 stainless steel addresses critical industrial challenges by combining corrosion resistance with high mechanical strength. The passivated finish enhances durability in moist or chemical-exposed settings, such as marine equipment, food processing machinery, and outdoor structures. Its fine UNF threads and Class 2A fit deliver precise, reliable fastening in applications where vibration loosening is a concern, like automotive assemblies or electronic enclosures. The flat head design with an 82° angle ensures a seamless fit, reducing aerodynamic drag or snag risks in aerodynamic or consumer product designs. Engineered to meet rigorous specifications, it provides a trusted solution for B2B procurement in sectors demanding consistency and compliance.

Specification Summary & Compliance

This screw features a 1/4"-28 UNF fine thread with Class 2A thread fit for precise dimensional accuracy, and is manufactured to meet Fed. Spec. FF-S-92, QQ-P-35, MS51960-85, and SAE AMS2700. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety standards for industrial use.