S-90825A721 6-32 x 3/4" Sealing Stainless Steel Pan Head Phillips Screws

Key Features & Benefits at a Glance

• Superior Sealing Performance: Integrated silicone rubber O-ring creates a reliable seal against fluids and contaminants, ideal for pressurized systems up to 6000 psi.
• Excellent Corrosion Resistance: Constructed from 18-8 Stainless Steel with a passivated finish for enhanced durability in harsh environments.
• Wide Temperature Tolerance: Silicone O-ring maintains sealing integrity across an extensive range from -80° to 400° F, ensuring performance in extreme conditions.
• High Tensile Strength: With a 70,000 psi tensile strength, this screw provides robust clamping force and resistance to mechanical stress.
• Easy Installation & Drive Security: Phillips No. 2 drive and rounded pan head design facilitate quick assembly and a low-profile, finished appearance.
• Precision Thread Fit: Class 2A UNC coarse threads ensure consistent, reliable engagement and ease of installation in a variety of materials.
• Regulatory Compliance & Safety: Meets RoHS 3 and REACH standards, making it suitable for use in regulated industries and global markets.

Professional Applications & Engineering Value

This 6-32 UNC Rounded Head Phillips Sealing Screw is engineered to solve critical challenges in industrial and fluid handling systems. The combination of 18-8 Stainless Steel and a passivated finish provides excellent resistance to corrosion, oxidation, and chemical exposure, extending service life in demanding environments. The integrated silicone rubber O-ring is the key to its sealing capability, effectively preventing leaks in applications subject to high pressure (up to 6000 psi) and wide temperature fluctuations. Its fully threaded design and coarse thread pitch allow for secure fastening in a maximum hole diameter of 0.15", making it a versatile and dependable sealing fastener for enclosures, panels, and machinery where environmental integrity is paramount.

Specification Summary & Compliance

This sealing screw adheres to UNC coarse thread standards with a precision Class 2A thread fit for consistent performance. It is fully threaded and measures 3/4" in length with a 0.294" head diameter. 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 use in sensitive and regulated applications.