S-91430A128 M3 x 20 mm DIN 963, ISO 2009 Stainless Steel Slotted Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to 18-8 stainless steel construction and passivated finish, ideal for harsh environments.
• Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B80 hardness for reliable, long-lasting fastening.
• Precision thread engagement ensured by Class 6g thread fit and M3 x 0.5 mm coarse pitch for quick, secure installation.
• Flush, low-profile seating with a standard 90° countersink angle and flat head design, minimizing protrusion in assembled components.
• Broad industrial compatibility as the screw meets DIN 963/ISO 2009 standards, ensuring interchangeability and quality.
• Environmental and regulatory safety with full compliance to RoHS 3 and REACH, supporting sustainable manufacturing practices.
• Ease of installation and removal with a slotted drive, offering straightforward manual or tool-driven assembly.

Professional Applications & Engineering Value

These M3 flat head screws are precision-engineered from 18-8 stainless steel to address common industrial challenges such as vibration loosening and environmental degradation. The fully threaded design and coarse pitch (0.5 mm) enable rapid installation and high clamp force in materials like metal, plastic, and composites, reducing assembly time. The passivated finish enhances surface durability and resistance to oxidation, making these screws suitable for applications in machinery, electronics, and automotive systems where corrosion resistance and reliability are critical. Compliance with DIN 963 and ISO 2009 ensures consistent performance and interchangeability in global supply chains.

Specification Summary & Compliance

This M3 x 0.5 mm x 20 mm flat head screw adheres to precise dimensional standards, including a Class 6g thread fit for metric coarse threading and a standard 90° countersink angle. Manufactured in accordance with DIN 963 and ISO 2009, it guarantees dimensional accuracy and performance reliability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), meeting stringent environmental and safety regulations for industrial use.