S-96209A712 1/4"-20 x 1/2" ASME B18.3 Super-Corrosion-Resistant 316 Stainless Steel Thread-Locking Socket Head Screws
Super-Corrosion-Resistant 316 Stainless Steel Thread-Locking Socket 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 316 Stainless Steel construction, ideal for harsh industrial environments and chemical exposure.
- Reliable vibration resistance through the integrated Nylon Patch locking feature, preventing loosening under dynamic loads.
- High-strength performance with 70,000 psi tensile strength and Rockwell B70 hardness for demanding applications.
- Precise thread engagement with Class 3A UNC coarse threads ensuring secure, accurate fits and easy assembly.
- Wide temperature tolerance from -70° to 250°F, maintaining integrity in extreme thermal conditions.
- Secure hex drive compatibility using a standard 3/16" hex key for efficient installation and high torque application.
- Full regulatory compliance meeting ASME B18.3, RoHS 3, and REACH standards for safe, global use.
Professional Applications & Engineering Value
This 316 Stainless Steel Socket Head Cap Screw is engineered to address critical challenges in industrial assembly, such as corrosion in marine, chemical processing, and outdoor equipment. The Nylon Patch locking mechanism effectively counters vibration-induced loosening, a common failure point in machinery and automotive components. With its Class 3A UNC coarse thread, it provides faster installation and robust holding power in metals and plastics, reducing assembly time while enhancing joint reliability. The high tensile strength and temperature-resistant design ensure long-term performance in structural applications, from heavy-duty enclosures to precision instruments, minimizing maintenance and downtime.
Specification Summary & Compliance
This fastener adheres to Class 3A thread fit for precise dimensional accuracy under the ASME B18.3 standard. It features a 1/4"-20 UNC coarse thread, right-hand direction, and is fully threaded for consistent engagement. Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) ensures environmental safety and regulatory acceptance in global markets.
