S-90825A565 2-56 x 3/16" Sealing Stainless Steel Pan Head Phillips Screws

Key Features & Benefits at a Glance

• Superior sealing performance with silicone rubber O-ring capable of withstanding pressures up to 6000 psi, preventing leaks in critical applications
• Excellent corrosion resistance thanks to 18-8 stainless steel construction and passivated finish, ensuring long-term reliability in harsh environments
• Wide temperature compatibility with O-ring maintaining integrity from -80° to 400°F, suitable for extreme thermal conditions
• High tensile strength of 70,000 psi provides exceptional mechanical durability and load-bearing capacity
• Precision threading with UNC coarse threads and Class 2A fit ensures easy installation and secure fastening
• Optimized drive design with Phillips No. 1 drive and rounded pan head for efficient installation and reduced cam-out
• Regulatory compliance with RoHS 3 and REACH standards, meeting international environmental and safety requirements

Professional Applications & Engineering Value

This 2-56 UNC Rounded Head Phillips Screw delivers exceptional engineering value in demanding industrial applications where high-pressure sealing is critical. The combination of 18-8 stainless steel material and passivated finish provides superior corrosion resistance for harsh environments, while the silicone rubber O-ring maintains sealing integrity across extreme temperature ranges from -80° to 400°F. The coarse UNC threading with Class 2A fit ensures reliable installation in various materials, making these industrial screws ideal for hydraulic systems, pneumatic equipment, and precision instruments where 6000 psi sealing capability prevents fluid or gas leakage. The rounded pan head design with Phillips No. 1 drive facilitates quick assembly while maintaining a low-profile appearance.

Specification Summary & Compliance

This sealing screw features precision 2-56 UNC coarse threading with Class 2A fit tolerance for consistent performance. Manufactured from 18-8 stainless steel with passivated finish and includes a silicone rubber O-ring for high-pressure applications. The fastener is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across industrial sectors. With a maximum hole diameter of 0.095" and 3/16" length, it provides reliable sealing performance up to 6000 psi while maintaining 70,000 psi tensile strength.