S-94063A151 6-32 x 3/4" ASME B18.6.3 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 industrial environments
- High-strength performance with 70,000 psi tensile strength and Rockwell B70 hardness for reliable, long-term fastening
- Secure tamper-resistant installation using the drilled spanner drive, preventing unauthorized removal
- Precise flush mounting with standard 82° countersink angle and flat head design for smooth surface finishes
- Wide compatibility and easy assembly with coarse UNC threads and Class 2A fit, reducing cross-threading risks
- Full thread engagement along the 3/4" length for maximum grip and load distribution in assemblies
- Regulatory peace of mind with compliance to ASME B18.6.3, RoHS 3, and REACH standards
Professional Applications & Engineering Value
Engineered for demanding industrial applications, these 6-32 UNC flat head screws provide a robust fastening solution where corrosion resistance and tamper-proof security are critical. The 18-8 stainless steel material, enhanced by a passivated finish, ensures longevity in moisture-prone or chemical-exposed settings, such as machinery enclosures, electronic housings, and outdoor equipment. The drilled spanner drive offers a secure grip for high-torque installation while deterring casual tampering. With coarse thread spacing and Class 2A thread fit, these screws facilitate quick assembly and reduce the risk of stripping in soft or brittle materials, making them ideal for maintenance and production lines requiring efficiency and reliability.
Specification Summary & Compliance
This screw adheres to ASME B18.6.3 specifications, ensuring dimensional accuracy and performance reliability. Threading follows UNC standards with a Class 2A fit for consistent engagement. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for global markets and environmentally conscious industries.
