S-94063A336 M5 x 20 mm Tamper-Resistant Drilled Spanner Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ensuring long-term reliability in harsh environments.
• Precise, reliable fastening thanks to Class 6g thread fit and fully threaded design, reducing the risk of loosening under vibration.
• High mechanical strength with 80,000 psi tensile strength and Rockwell B96 hardness, providing dependable performance in demanding applications.
• Easy installation and removal using the drilled spanner drive, allowing for secure tool engagement without stripping.
• Optimal flush mounting with a standard 90° countersink angle and flat head profile, creating a smooth, professional finish.
• Wide industrial compatibility with coarse M5x0.8mm metric threading, ensuring easy integration into standard assemblies.
• Compliance with environmental regulations including RoHS 3 and REACH, supporting sustainable and safe manufacturing practices.

Professional Applications & Engineering Value

Engineered for industrial applications where reliability and precision are critical, these M5 flat head screws address common fastening challenges. The 18-8 stainless steel material, combined with a passivated finish, offers excellent resistance to corrosion and oxidation, making them ideal for machinery, electrical enclosures, and outdoor equipment. The Class 6g thread ensures tight tolerances and secure fits, minimizing the risk of thread stripping or cross-threading during assembly. With a drilled spanner drive, these screws provide superior torque transmission, reducing installation time and improving maintenance efficiency. Their fully threaded design and high tensile strength make them suitable for applications requiring consistent clamping force and vibration resistance, such as in automotive, aerospace, and heavy-duty manufacturing.

Specification Summary & Compliance

This screw features a metric M5x0.8mm coarse thread with Class 6g precision for accurate fit and performance. Dimensions include a 20mm length, 9.19mm head diameter, and 2.5mm head height, adhering to standard flat head profiles. The product is manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets strict environmental and safety standards for industrial use.