S-91430A003 M1.6 x 4 mm DIN 963, ISO 2009 Stainless Steel Slotted Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ideal for harsh environments
• Excellent tensile strength of 70,000 psi ensures reliable fastening in demanding applications
• Precise Class 6g thread fit provides smooth installation and secure connections
• 90° countersink angle enables flush mounting for clean, professional finishes
• Fully threaded design offers maximum grip length and holding power
• Coarse thread spacing allows for quicker assembly and reduced cross-threading risk
• Slotted drive compatibility with standard tools for easy installation and maintenance

Professional Applications & Engineering Value

These M1.6 metric flat head screws are engineered to solve critical fastening challenges in precision industries. The 18-8 stainless steel material combined with passivated finish provides exceptional corrosion resistance, making them ideal for electronic enclosures, instrumentation, and industrial equipment exposed to moisture or chemicals. The fully threaded design with Class 6g thread fit ensures maximum thread engagement and vibration resistance, while the 90° countersink angle creates seamless surfaces in delicate assemblies. The coarse pitch metric threading enables rapid installation in production environments, reducing assembly time while maintaining the high tensile strength required for critical connections in aerospace components, medical devices, and precision mechanical systems.

Specification Summary & Compliance

This M1.6 x 0.35mm x 4mm flat head screw features precision Class 6g thread fit with coarse thread spacing and right-hand threading. Manufactured to DIN 963 specifications with ISO 2009 standards, ensuring dimensional accuracy and interchangeability. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations for environmental safety and restricted substance control.