S-90825A309 0-80 x 1/4" Sealing Stainless Steel Pan Head Phillips Screws

Key Features & Benefits at a Glance

• Superior sealing performance with fluoroelastomer O-rings that withstand pressures up to 6000 psi, preventing leaks in demanding applications
• Excellent corrosion resistance thanks to 18-8 stainless steel construction and passivated finish, ensuring long-term reliability in harsh environments
• High tensile strength of 70,000 psi provides exceptional mechanical durability and load-bearing capacity
• Wide temperature tolerance from -20° to 400° F maintains sealing integrity across extreme thermal conditions
• Precision UNF fine threading with Class 2A fit ensures smooth installation and secure fastening in critical assemblies
• Phillips drive design with No. 0 size offers convenient installation while the pan head provides a low-profile, rounded appearance
• Full regulatory compliance with RoHS 3 and REACH standards for environmentally responsible manufacturing

Professional Applications & Engineering Value

This 0-80 UNF rounded head sealing screw delivers critical performance in applications where fluid containment and pressure integrity are paramount. The combination of 18-8 stainless steel construction and passivated finish provides exceptional corrosion resistance for harsh industrial environments, while the fluoroelastomer rubber O-ring maintains reliable sealing across a broad temperature range from -20° to 400° F. The UNF fine thread configuration with Class 2A thread fit ensures precise engagement in tapped holes, making these industrial sealing fasteners ideal for hydraulic systems, pneumatic equipment, and precision instruments where leak prevention is critical. The Phillips drive and pan head design facilitate efficient installation while maintaining a clean, professional appearance in finished assemblies.

Specification Summary & Compliance

This sealing fastener features precision 0-80 UNF fine threads with Class 2A thread fit for consistent engagement and reliable performance. The screw is manufactured from 18-8 stainless steel with a passivated finish for enhanced corrosion protection. The fluoroelastomer O-ring provides sealing capability for maximum pressures up to 6000 psi. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring responsible manufacturing practices and material safety.