S-93085A655 1/4"-20 x 3/4" FF-S-92, QQ-P-35, MS24693-96B, NASM24693, SAE AMS2700 Stainless Steel Phillips Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with Black-Oxide 18-8 Stainless Steel construction, ideal for harsh environments and extending service life.
• High tensile strength of 70,000 psi ensures reliable fastening under heavy loads and mechanical stress.
• Rockwell B70 hardness provides excellent wear resistance and maintains thread integrity during installation and use.
• Fully threaded UNC coarse spacing allows for faster assembly and strong holding power in a variety of materials.
• Flat head with standard profile and 100° countersink angle enables a flush, low-profile finish for safety and aesthetics.
• Phillips drive (No. 3) offers common tool compatibility and efficient torque transfer during installation.
• Compliance with multiple federal and industry standards (Fed. Spec. FF-S-92, QQ-P-35, MS24693, NASM24693) ensures consistent quality and interchangeability.

Professional Applications & Engineering Value

This 1/4"-20 x 3/4" Black-Oxide 18-8 Stainless Steel Flat Head Phillips Screw is engineered to address critical needs in demanding industrial and aerospace applications. The Black-Oxide finish on 18-8 stainless steel significantly enhances corrosion resistance, reducing failure risks in humid or chemically aggressive environments. Its fully threaded UNC coarse spacing and Class 2A thread fit provide quick, secure fastening in metal, plastic, or composite assemblies, minimizing installation time while maintaining high tensile strength. The flat head design with a standard profile ensures a smooth, flush surface, preventing snagging and improving aerodynamic or aesthetic profiles in machinery, enclosures, and structural components. Ideal for use in industrial equipment, automotive systems, and Fed. Spec. FF-S-92 compliant projects, this screw delivers durability, reliability, and compliance with rigorous standards.

Specification Summary & Compliance

This screw features precise UNC coarse threads with a Class 2A thread fit for consistent engagement and ease of assembly. It meets strict manufacturing specifications including Fed. Spec. FF-S-92, QQ-P-35, MS24693, and NASM24693, ensuring high quality and reliability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmentally responsible and safe industrial use.