S-91430A226 M4 x 16 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 industrial environments
• Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B80 hardness for reliable, long-lasting fastening
• Precision thread engagement with Class 6g fit and coarse 0.7 mm pitch ensuring quick assembly and vibration resistance
• Flush mounting capability with standard 90° countersink angle and flat head design for seamless surface integration
• Full-threaded design providing maximum grip length and uniform load distribution across the entire 16 mm length
• Global compliance assurance meeting DIN 963 standards and environmental regulations including RoHS 3 and REACH
• Simplified installation with slotted drive system compatible with standard tools for efficient maintenance operations

Professional Applications & Engineering Value

These M4 metric flat head screws deliver critical performance advantages in demanding industrial applications where corrosion resistance and structural integrity are paramount. The 18-8 stainless steel composition combined with passivated surface treatment creates a durable barrier against chemical exposure and atmospheric corrosion, significantly extending service life in manufacturing equipment, electrical enclosures, and automotive assemblies. The fully threaded design with Class 6g thread fit ensures maximum thread engagement in thin materials and soft substrates, while the coarse pitch metric threading (0.7 mm) prevents cross-threading during high-speed assembly operations. The standardized 90° countersink angle and slotted drive configuration enable flush mounting in precision machinery and facilitate maintenance in confined spaces, making these DIN 963 compliant screws essential components for OEM manufacturing and MRO operations requiring reliable, corrosion-resistant fastening solutions.

Specification Summary & Compliance

This M4 x 0.7 mm x 16 mm flat head screw maintains precise Class 6g thread tolerance according to metric standards, ensuring consistent fit and performance. Manufacturing conforms to DIN 963 specifications (equivalent to ISO 2009) for dimensional accuracy and mechanical properties. The product is fully compliant with RoHS 3 (2015/863/EU) restrictions on hazardous substances and REACH (EC 1907/2006) regulations regarding chemical safety, making it suitable for global industrial supply chains and environmentally conscious manufacturing applications.