S-90288A148 6-32 x 1/2" ASME B18.6.3 Tamper-Resistant One-Way-Drive Stainless Steel Round Head Screws
Tamper-Resistant One-Way-Drive Stainless Steel Round 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 environments.
- Exceptional mechanical strength with 80,000 psi tensile strength and Rockwell B96 hardness for reliable, long-lasting performance.
- Optimized for quick assembly with UNC coarse threads and Class 2A fit, ensuring smooth installation and reduced risk of cross-threading.
- Secure, tamper-resistant design featuring a one-way drive and rounded head to prevent unauthorized removal in sensitive applications.
- Full threading along the 1/2" length provides maximum grip and uniform load distribution across the entire fastener.
- Compliance with rigorous standards including ASME B18.6.3 for dimensional accuracy, ensuring interchangeability and reliability.
- Environmentally responsible manufacturing with RoHS 3 and REACH compliance, meeting global regulatory requirements.
Professional Applications & Engineering Value
Engineered for demanding industrial settings, these 6-32 UNC coarse thread rounded head screws address critical challenges like vibration loosening and environmental degradation. The 18-8 Stainless Steel material, enhanced by a passivated finish, resists rust and chemical exposure, making them ideal for outdoor equipment, marine hardware, and food processing machinery. The one-way drive style and rounded head provide tamper-resistant security in public infrastructure or electronic enclosures, while the coarse thread and Class 2A fit facilitate rapid installation in sheet metal, plastic, and wood assemblies, reducing labor time and improving project efficiency.
Specification Summary & Compliance
This screw features a 6-32 UNC coarse thread with Class 2A thread fit for standard inch-system tolerances, ensuring precise engagement. It is fully threaded and right-hand oriented, with dimensions including a 0.26" head diameter and 1/2" length. Manufactured in compliance with ASME B18.6.3 for consistent quality, and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, affirming its suitability for global supply chains.
