S-94066A614 M4 x 12 mm Tamper-Resistant Drilled Spanner Stainless Steel Pan Head Screws
Tamper-Resistant Drilled Spanner Stainless Steel Pan 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 thanks to 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments.
- High mechanical strength and durability with 80,000 psi tensile strength and Rockwell B85 hardness for reliable, long-lasting performance.
- Precise and secure fastening ensured by Class 6g thread fit and M4 x 0.7mm coarse pitch, reducing cross-threading risks.
- Easy installation and removal with a drilled spanner drive (No. 8 size), providing a positive grip and minimizing tool slippage.
- Full thread engagement along the entire 12mm length for maximum holding power in a wide range of material thicknesses.
- Compliance with strict environmental regulations, including RoHS 3 and REACH, ensuring safe and sustainable use.
- Versatile pan head design with a rounded profile for a low-profile, finished appearance and reduced snagging.
Professional Applications & Engineering Value
Engineered for demanding environments, this M4 rounded head spanner screw delivers exceptional reliability in machinery, electronics, and automotive assemblies. The 18-8 stainless steel material, combined with a passivated finish, provides outstanding resistance to rust and chemical exposure, addressing common failure points in moist or corrosive settings. Its fully threaded Class 6g metric coarse thread ensures quick assembly and robust clamping force, minimizing loosening under vibration. The drilled spanner drive offers secure tool engagement, reducing the risk of head damage during high-torque applications. Ideal for precision equipment and structural fixtures, this screw enhances product longevity and maintenance efficiency.
Specification Summary & Compliance
This screw adheres to metric standards with an M4 x 0.7mm coarse thread and Class 6g tolerance for precise fit. It is fully threaded and measures 12mm in length with a pan-style rounded head. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material restrictions are met.
