S-90825A109 0-80 x 1/4" Sealing Stainless Steel Pan Head Phillips Screws

Key Features & Benefits at a Glance

• Superior sealing performance with Buna-N rubber O-ring that withstands pressures up to 6000 psi, preventing leaks in demanding industrial environments
• Excellent corrosion resistance thanks to 18-8 stainless steel construction and passivated finish, ensuring long-term reliability in harsh conditions
• Wide temperature compatibility from -40° to 225° F, maintaining seal integrity across diverse operating environments
• Precise thread engagement with Class 2A UNF fine threads providing secure fastening and vibration resistance
• Enhanced drive stability through Phillips No. 0 drive and pan head design for consistent torque application
• Full threading coverage along the 1/4" length ensures maximum grip and uniform stress distribution
• Regulatory compliance with RoHS 3 and REACH standards for safe use across global industrial applications

Professional Applications & Engineering Value

This 0-80 UNF rounded head Phillips screw delivers critical sealing performance in industrial applications where fluid containment is paramount. The combination of 18-8 stainless steel material and passivated finish provides exceptional corrosion resistance, while the integrated Buna-N rubber O-ring creates a reliable seal against high-pressure fluids and gases. The UNF fine thread configuration with Class 2A fit ensures precise engagement in tapped holes, preventing loosening under vibration. Engineers specify this sealing fastener for hydraulic systems, pneumatic equipment, and precision instruments where the 6000 psi pressure rating and wide temperature range solve critical leakage challenges in compact assemblies.

Specification Summary & Compliance

This fastener features precision 0-80 UNF threads with Class 2A fit for consistent engagement in standard tapped holes. The fully threaded 1/4" length provides maximum holding power, while the pan head design with Phillips No. 0 drive ensures reliable installation. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting international environmental standards for industrial components. The combination of inch system measurements and UNF thread standards ensures compatibility with North American equipment specifications.