S-98070A905 M5 x 20 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 creates a reliable seal against fluids and contaminants, rated for temperatures from -40° to 225° F and pressures up to 6000 psi.
• Excellent Corrosion Resistance: Made from 18-8 stainless steel with a passivated finish for enhanced durability in harsh environments, reducing maintenance and replacement costs.
• Precision Thread Fit: Class 6g thread fit ensures consistent, secure fastening with minimal risk of cross-threading, improving assembly efficiency.
• Optimized Head Design: Undercut flat head with a 90° countersink angle allows for flush mounting, providing a smooth surface finish and reducing snagging risks.
• Wide Industrial Compatibility: Compliant with DIN 965 standards and suitable for metric coarse threading (M5 x 0.8mm), ensuring interchangeability in global applications.
• Efficient Installation: Phillips No. 2 drive enables quick and straightforward installation with common tools, saving time on the production line.
• Environmental Compliance: Meets RoHS 3 and REACH regulations, supporting sustainable and safe manufacturing practices without hazardous substances.

Professional Applications & Engineering Value

This M5 flat head screw is engineered to address critical sealing challenges in industrial settings, such as fluid containment in machinery, automotive assemblies, and electronic enclosures. The combination of 18-8 stainless steel and a passivated finish provides robust resistance to corrosion and wear, extending service life in demanding conditions. The integrated Buna-N rubber O-ring ensures a tight seal against moisture, dust, and high-pressure fluids (up to 6000 psi), preventing leaks that can lead to equipment failure. With a fully threaded design and Class 6g fit, it offers reliable grip and vibration resistance, while the undercut flat head allows for seamless integration into surfaces. Ideal for applications requiring metric coarse threading and compliance with DIN 965, this screw delivers consistent performance in automotive, aerospace, and industrial machinery, reducing downtime and maintenance costs.

Specification Summary & Compliance

This screw features precise metric coarse threading (M5 x 0.8mm) with a Class 6g thread fit for accurate engagement, and is fully threaded for uniform load distribution. It adheres to DIN 965 manufacturing standards, ensuring dimensional consistency and reliability. The product is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free from restricted substances and safe for industrial use.