S-94063A339 M6 x 20 mm Tamper-Resistant Drilled Spanner Flat Head Screws
Tamper-Resistant Drilled Spanner Flat Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior corrosion resistance from 18-8 stainless steel and passivated finish, ideal for harsh environments and long-term reliability.
- High-strength performance with 80,000 psi tensile strength and Rockwell B96 hardness for demanding industrial applications.
- Precise Class 6g thread fit ensures reliable engagement and secure fastening in metric assemblies.
- Convenient drilled spanner drive (No. 14) allows for easy installation and removal with standard tools.
- Fully threaded M6x1mm coarse thread design provides maximum grip and holding power along the entire 20mm length.
- Compliant with RoHS 3 and REACH regulations, meeting strict environmental and safety standards for global supply chains.
- Flat head with 90° countersink enables a flush, seamless finish for a professional appearance and safety.
Professional Applications & Engineering Value
This M6 flat head screw is engineered to solve critical challenges in industrial assembly, where corrosion resistance, high tensile strength, and precise thread fit are paramount. The 18-8 stainless steel construction, enhanced by a passivated finish, provides exceptional durability against moisture, chemicals, and oxidation, making it ideal for machinery, automotive, and outdoor equipment. The fully threaded metric coarse thread (M6x1mm) with Class 6g tolerance ensures consistent, vibration-resistant fastening in metal and composite materials. The drilled spanner drive facilitates secure tool engagement, reducing slippage and installation time. By combining robust material properties with compliance to RoHS 3 and REACH, this screw delivers reliable performance in regulated industries, minimizing maintenance and replacement costs.
Specification Summary & Compliance
This fastener adheres to metric system standards with an M6 thread size, 1mm pitch, and 20mm length. Threading conforms to Class 6g fit for precise tolerance, and the head diameter is manufactured within a tolerance of -0.41 to 0 mm. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material restrictions are met for industrial use.
