S-94063A332 M5 x 8 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, ideal for harsh industrial environments
• Exceptional mechanical strength with 80,000 psi tensile strength and Rockwell B96 hardness for reliable, long-term performance
• Precision thread fit with Class 6g tolerance ensuring secure fastening and vibration resistance in critical assemblies
• Optimized installation efficiency through drilled spanner drive design for secure tool engagement and reduced slippage
• Full thread engagement capability along the entire 8mm length for maximum holding power in various material thicknesses
• Regulatory compliance assurance with RoHS 3 and REACH standards for environmentally responsible manufacturing
• Standardized metric dimensions with M5x0.8mm coarse thread profile for compatibility with existing industrial equipment

Professional Applications & Engineering Value

Engineered for demanding industrial applications, these M5 flat head screws deliver exceptional performance where corrosion resistance and mechanical reliability are paramount. The combination of 18-8 stainless steel and passivated finish provides superior protection against chemical exposure and environmental degradation, making them ideal for machinery, electrical enclosures, and outdoor equipment. The Class 6g thread precision ensures consistent engagement in tapped holes, reducing the risk of cross-threading and assembly errors. The drilled spanner drive offers positive torque transmission in confined spaces, while the fully threaded design maximizes pull-out strength across various material densities. These characteristics make them particularly valuable in automotive, marine, and manufacturing sectors where fastener failure is not an option.

Specification Summary & Compliance

This metric flat head screw features M5x0.8mm coarse threads with Class 6g tolerance per ISO standards, ensuring precise fit in corresponding threaded components. The fastener maintains dimensional accuracy with head diameter of 9.19mm (±0.33mm tolerance) and standardized 90° countersink angle for flush mounting. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming absence of restricted substances. The mechanical properties include 80,000 psi tensile strength and Rockwell B96 hardness, validating performance for critical industrial applications requiring reliable fastening solutions.