S-91400A060 2-56 x 7/16" FF-S-92, QQ-P-35, MS51957-6 Stainless Steel Pan Head Phillips Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with passivated 18-8 stainless steel construction, ideal for harsh industrial environments and extended service life.
• High tensile strength of 80,000 PSI ensures reliable performance and resistance to mechanical failure under load.
• Effortless installation with a Phillips No. 1 drive and pan head design, providing a secure grip and reducing tool slippage.
• Precise and reliable fit due to the Class 2A thread fit and UNC coarse thread spacing, enabling quick assembly and consistent engagement.
• Full threading along the 7/16" length offers maximum holding power and versatility in various material thicknesses.
• Compliance with stringent standards including Fed. Spec. FF-S-92, QQ-P-35, and MS51957-6, ensuring quality and interchangeability.
• Environmentally responsible manufacturing with RoHS 3 and REACH compliance, meeting global regulatory requirements for hazardous substances.

Professional Applications & Engineering Value

These 2-56 UNC pan head Phillips screws are engineered to address common industrial challenges such as corrosion-induced failure and assembly inefficiency. The passivated 18-8 stainless steel provides excellent resistance to oxidation and chemical exposure, making them suitable for applications in electronics, machinery, and outdoor equipment where durability is critical. The coarse thread spacing and Class 2A fit ensure quick, secure fastening with reduced cross-threading risks, while the fully threaded design maximizes grip in diverse materials. Ideal for industrial assembly lines and precision engineering projects, these screws deliver consistent performance and long-term reliability, minimizing maintenance and downtime.

Specification Summary & Compliance

This product adheres to precise dimensional standards with a Class 2A thread fit and UNC coarse thread specifications, ensuring compatibility and ease of use. It meets Fed. Spec. FF-S-92, QQ-P-35, and MS51957-6 for quality assurance. Additionally, it is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of restricted hazardous substances and supporting sustainable procurement practices.