S-98070A450 10-32 x 1/2" Sealing Stainless Steel Phillips Flat Head Screws

Key Features & Benefits at a Glance

• Superior sealing performance with a silicone rubber O-ring that maintains integrity across extreme temperatures from -150°F to 500°F, ensuring reliable operation in harsh environments.
• Excellent corrosion resistance due to 18-8 Stainless Steel construction and passivated finish, extending service life and reducing maintenance needs in industrial settings.
• High-pressure capability withstands up to 20,000 psi, providing secure and durable fastening under demanding mechanical loads.
• Precise thread engagement with Class 2A thread fit and UNF fine threading, offering consistent installation and vibration resistance.
• Efficient installation featuring a Phillips No. 2 drive and standard flat head profile for easy countersinking and a flush surface finish.
• Full compliance with environmental regulations including RoHS 3 and REACH, ensuring safe and sustainable use in global markets.
• Robust material strength with a tensile strength of 70,000 psi and Rockwell B70 hardness, delivering reliable performance in critical applications.

Professional Applications & Engineering Value

This 10-32 UNF flat head screw is engineered to address common challenges in industrial sealing and fastening. Constructed from 18-8 Stainless Steel with a passivated finish, it resists corrosion and wear in moist or chemical-exposed environments. The integrated silicone rubber O-ring provides a tight seal against fluids and gases, making it ideal for applications in automotive, aerospace, and machinery where pressure and temperature fluctuations occur. The UNF fine thread and Class 2A fit ensure precise alignment and reduced loosening under vibration, while the Phillips drive allows for quick assembly. Suitable for sealing fasteners in pumps, valves, and enclosures, this screw enhances system reliability and minimizes downtime.

Specification Summary & Compliance

This product features a 10-32 UNF thread size with Class 2A thread fit for consistent dimensional accuracy. It is manufactured from 18-8 Stainless Steel with a passivated finish and includes a silicone rubber O-ring rated for temperatures from -150°F to 500°F. The screw is fully threaded and designed for a maximum hole diameter of 0.204". It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to international environmental and safety standards.