S-90505A205 10-32 x 1/4" Sealing Stainless Steel Phillips Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh environments and extended service life.
• Reliable fluid and gas sealing up to 1500 psi, thanks to the integrated Buna-N rubber O-ring that prevents leaks.
• Exceptional mechanical strength with a 70,000 psi tensile strength, ensuring joint integrity under high-stress conditions.
• Broad temperature compatibility from -40° to 225° F, allowing for stable performance in diverse operating climates.
• Precise and secure fastening with a Class 2A thread fit and fine thread spacing, providing vibration resistance and reduced loosening.
• Flush and clean installation enabled by the undercut flat head and Phillips drive, ideal for applications where a smooth surface is critical.
• Compliance with global environmental standards including RoHS 3 and REACH, ensuring safety and regulatory acceptance for international projects.

Professional Applications & Engineering Value

This 10-32 UNF flat head Phillips screw is engineered to solve critical sealing and corrosion challenges in demanding industrial applications. The 316 stainless steel material offers excellent resistance to chemicals and saltwater, making it perfect for marine, chemical processing, and food equipment. The integrated Buna-N rubber O-ring provides a dependable seal against fluids and gases, which is vital in hydraulic systems, pneumatic controls, and pressurized assemblies. The undercut flat head profile ensures a flush fit, reducing protrusion and improving aerodynamics or safety in machinery. With a fine thread spacing and right-hand thread direction, it delivers superior clamping force and vibration resistance, essential for maintaining integrity in dynamic environments. This screw is a reliable choice for engineers seeking a combination of sealing performance, durability, and regulatory compliance.

Specification Summary & Compliance

This screw features a 10-32 UNF thread with a Class 2A thread fit for precise dimensional accuracy and easy assembly. It is fully threaded and designed with an 82° countersink angle for optimal seating. The product is manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and suitable for global industrial use.