S-94063A327 M4 x 6 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 with 18-8 stainless steel construction and passivated finish, ensuring long-term reliability in harsh environments.
- Precise thread engagement with Class 6g fit and coarse 0.7mm pitch, enabling quick assembly and reduced cross-threading risks.
- High mechanical strength offering 80,000 psi tensile strength and Rockwell B96 hardness for dependable load-bearing in demanding applications.
- Secure flush mounting with a standard flat head profile and 90° countersink angle, ideal for sleek, unobtrusive installations.
- Easy installation and removal using the drilled spanner drive (No. 8 size), providing reliable torque transfer without stripping.
- Full threading along the 6mm length maximizes grip and distribution of clamping force for enhanced joint stability.
- Compliance with environmental standards including RoHS 3 and REACH, ensuring safe use in regulated industries.
Professional Applications & Engineering Value
Engineered for precision fastening, these M4 flat head screws in 18-8 stainless steel address critical industrial needs such as vibration resistance and corrosion prevention. The passivated finish enhances durability against moisture and chemicals, while the Class 6g thread with coarse pitch ensures rapid, secure assembly in automated or manual settings. Ideal for machinery, electronics, and automotive components, the drilled spanner drive allows for high-torque applications without slippage, reducing downtime. Fully threaded design and standardized metric dimensions provide consistent performance, making them a reliable choice for engineers seeking efficiency and longevity in precision fasteners.
Specification Summary & Compliance
This screw adheres to metric system standards with M4 x 0.7mm coarse thread and Class 6g thread fit for precise tolerance. Dimensions include a 6mm length, 7.5mm head diameter (tolerance: -0.36 to 0 mm), and 2.2mm head height. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and industrial suitability.
