S-98070A903 M5 x 12 mm DIN 965 Sealing Stainless Steel Phillips Flat Head Screws

Key Features & Benefits at a Glance

• Superior Sealing Performance: Integrated Buna-N rubber O-ring provides a reliable seal against fluids and gases, capable of withstanding pressures up to 6000 psi, ideal for hydraulic and pneumatic systems.
• Exceptional Corrosion Resistance: Made from 18-8 stainless steel with a passivated finish, offering excellent durability in harsh environments and prolonged service life.
• High Tensile Strength: With a tensile strength of 70,000 psi, this screw ensures secure fastening under high-stress conditions without failure.
• Precision Thread Fit: Class 6g thread fit and coarse pitch (0.8 mm) enable easy installation and reliable engagement, reducing the risk of cross-threading in metric assemblies.
• Optimized Head Design: Flat undercut head with a 90° countersink angle allows for a flush finish, minimizing protrusion and improving aesthetics in tight spaces.
• Wide Temperature Tolerance: O-ring material functions effectively from -40° to 225°F, making it suitable for applications exposed to extreme thermal variations.
• Compliance with International Standards: Manufactured to DIN 965 specifications, ensuring consistent quality and compatibility with metric components, while meeting RoHS 3 and REACH environmental regulations.

Professional Applications & Engineering Value

This M5 flat head Phillips sealing screw is engineered to address critical challenges in industrial settings where leak prevention and corrosion resistance are paramount. Constructed from 18-8 stainless steel with a passivated finish, it combats rust and chemical exposure in demanding environments like automotive assemblies, machinery, and fluid handling systems. The Buna-N rubber O-ring ensures a tight seal against high pressures up to 6000 psi, preventing fluid ingress and enhancing system reliability. Featuring a fully threaded design with a Class 6g thread fit and coarse pitch, it simplifies installation while maintaining secure fastening. Ideal for metric applications requiring flush mounting, this screw reduces maintenance needs and downtime, offering long-term value in high-pressure sealing scenarios.

Specification Summary & Compliance

This screw adheres to precise dimensional standards, including a Class 6g thread fit for accurate engagement in metric holes up to 5.562 mm. It is manufactured in compliance with DIN 965 specifications, ensuring consistent performance. Environmental and safety regulations are met, with full RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, confirming it is free from hazardous substances and suitable for global industrial use.