S-91801A264 M5 x 20 mm DIN 965 Stainless Steel Phillips Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments thanks to 316 Stainless Steel construction and passivated finish
• Exceptional mechanical strength with a 70,000 psi tensile strength and Rockwell B80 hardness for reliable, long-lasting fastening
• Effortless installation and flush finish provided by the standard 90° countersink angle and Phillips No. 2 drive
• Optimal thread engagement and holding power from the fully threaded design with a coarse M5 x 0.8mm pitch
• Precise and reliable fit ensured by the Class 6g thread fit for consistent performance in metric assemblies
• Guaranteed quality and interoperability through compliance with the stringent DIN 965 standard
• Safe for sensitive applications as it is RoHS 3 and REACH compliant, meeting global environmental regulations

Professional Applications & Engineering Value

This M5 flat head screw is engineered to solve critical challenges in demanding industrial applications. The core of its value lies in the 316 Stainless Steel material, which offers far greater resistance to chlorides and acidic conditions compared to standard grades, preventing fastener failure and maintenance downtime in chemical processing, marine, or food industry equipment. The passivated finish further enhances this corrosion resistance by forming a protective oxide layer. The combination of the fully threaded metric design and Class 6g thread fit provides maximum grip and vibration resistance in pre-tapped holes or nuts, ensuring joint integrity. The Phillips drive and flat head with its 90° countersink allow for a clean, flush installation that is both aesthetically pleasing and functionally safe, eliminating snag points in machinery and assembly lines.

Specification Summary & Compliance

This screw features a Metric M5 thread with a 0.8 mm coarse pitch and a Class 6g thread fit, ensuring dimensional accuracy and interchangeability. The manufacturing and quality are governed by the DIN 965 standard. The product is confirmed to be RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, adhering to the latest environmental and safety regulations for hazardous substances.