S-93085A641 8-32 x 7/8" FF-S-92, QQ-P-35, MS24693-53B, 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, ideal for harsh environments and reducing maintenance costs.
• High tensile strength of 70,000 psi ensures reliable, long-lasting fastening under demanding loads.
• Rockwell B70 hardness provides excellent durability and resistance to wear in repetitive assembly applications.
• Class 2A thread fit with UNC coarse threading offers easy installation and secure holding power in various materials.
• 100° countersink angle and flat head design allows for a flush, low-profile finish, enhancing safety and aesthetics.
• Phillips drive (No. 2 size) enables efficient, tool-compatible installation with reduced cam-out risk.
• Full compliance with multiple standards including Fed. Spec. FF-S-92 and RoHS 3/REACH, ensuring quality and regulatory safety.

Professional Applications & Engineering Value

These 8-32 UNC flat head screws are engineered to address critical industrial challenges, such as vibration loosening and environmental degradation. The Black-Oxide 18-8 Stainless Steel material provides exceptional corrosion resistance, making them suitable for outdoor equipment, marine hardware, and chemical processing facilities where moisture and corrosive agents are present. The coarse UNC threading and Class 2A fit ensure quick, reliable engagement in metals and plastics, reducing installation time and improving assembly line efficiency. With a 100° countersink angle, these screws sit flush to prevent snagging and maintain aerodynamic or clean-surface requirements in machinery and enclosures. Ideal for industrial fastening in aerospace, automotive, and electronics, they deliver consistent performance under high-stress conditions, backed by rigorous standards compliance.

Specification Summary & Compliance

This screw features precise Class 2A thread fit and UNC coarse threads with a diameter of 0.164" and length of 7/8", ensuring dimensional accuracy per inch system requirements. It meets key specifications including Fed. Spec. FF-S-92, QQ-P-35, MS24693-53B, and NASM24693, and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, guaranteeing environmental safety and material integrity for global industrial use.