S-91870A150 6-32 x 1/4" ASME B18.3 Tamper-Resistant Torx Stainless Steel Flat Head Screws
Tamper-Resistant Torx Stainless Steel 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
- Enhanced tamper resistance with T10 Torx drive to prevent unauthorized access in sensitive installations.
- Superior corrosion resistance from 18-8 Stainless Steel and passivated finish, ideal for harsh industrial environments.
- High-strength reliability with 70,000 psi tensile strength and Rockwell B70 hardness for demanding applications.
- Secure flush mounting due to undercut flat head and 82° countersink angle, minimizing protrusion risks.
- Efficient coarse threading with UNC Class 2A fit for quick assembly and reduced cross-threading.
- Full-threaded design ensures maximum grip and uniform load distribution along the entire length.
- Compliance with industry standards including ASME B18.3, RoHS 3, and REACH for safe, regulated use.
Professional Applications & Engineering Value
These 6-32 UNC flat head screws are engineered to address critical challenges in industrial and security-focused settings. The 18-8 Stainless Steel construction, combined with a passivated finish, provides exceptional resistance to rust and chemical exposure, extending service life in demanding environments like outdoor machinery or chemical processing plants. The tamper-resistant Torx drive (T10) deters vandalism and unauthorized disassembly, making these screws ideal for public infrastructure, electronic enclosures, and safety-critical assemblies. With a coarse thread and Class 2A fit, they ensure rapid, reliable fastening without compromising on strength, while the undercut flat head design allows for a flush finish that reduces snagging and improves aesthetics in visible applications.
Specification Summary & Compliance
This product adheres to precise dimensional standards, including Class 2A thread fit for consistent engagement and UNC coarse threading with a 6-32 size. Manufacturing complies with ASME B18.3 specifications, ensuring uniformity and reliability. Additionally, these screws meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming they are free from hazardous substances and safe for various industrial uses.
