S-93395A216 M3 x 25 mm DIN 7991 Stainless Steel Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction and passivated finish, ideal for harsh industrial environments
• Exceptional mechanical strength offering 70,000 psi tensile strength for reliable, long-lasting fastening in demanding applications
• Precise Class 6g thread fit ensures smooth installation and secure, vibration-resistant connections
• 90° countersink angle and flat head design provides a flush, unobtrusive finish for streamlined assemblies
• Hex drive compatibility (2 mm) allows for easy, high-torque installation with standard tools
• Full threading along the 25 mm length maximizes grip and load distribution across the entire fastener
• Compliance with DIN 7991 and environmental regulations guarantees consistent quality and safe use in regulated industries

Professional Applications & Engineering Value

Engineered for industrial applications where reliability and durability are critical, these M3 metric flat head screws address common challenges like material degradation and joint failure. The 316 stainless steel material, combined with a passivated finish, provides excellent resistance to corrosion from chemicals, moisture, and salt—making them suitable for marine, chemical processing, and outdoor equipment. The coarse thread with 0.5 mm pitch and Class 6g fit ensures quick, secure fastening even in materials prone to stripping, while the fully threaded design enhances load-bearing capacity. Ideal for machinery, enclosures, and structural assemblies, these screws help reduce maintenance and extend service life in demanding environments.

Specification Summary & Compliance

This flat head screw features precise dimensional tolerances, including a head diameter of 6 mm (tolerance: -0.3 to 0 mm) and thread specifications of M3 x 0.5 mm with Class 6g fit per metric standards. It conforms to DIN 7991 for manufacturing consistency and is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring adherence to environmental and safety regulations for industrial use.