S-93705A641 1/2"-13 x 1 1/2" ASME B18.3 18-8 Stainless Steel Thread-Locking Socket Head Screws
18-8 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 18-8 Stainless Steel construction, ideal for harsh environments and long-term reliability.
- Exceptional vibration resistance thanks to the integrated nylon patch thread locker, maintaining clamp load from -70° to 250°F.
- High tensile strength of 70,000 psi ensures reliable performance under heavy loads and in demanding applications.
- Precise Class 3A thread fit provides tighter tolerances for secure mating and reduced risk of cross-threading.
- Easy installation and high torque capability with the 3/8" hex drive, allowing for efficient assembly with standard tools.
- Fully threaded design offers consistent clamping force along the entire 1-1/2" length for versatile fastening.
- Compliance with ASME B18.3 guarantees dimensional accuracy and interchangeability for professional use.
Professional Applications & Engineering Value
This 1/2"-13 UNC Socket Head Cap Screw is engineered to address critical challenges in industrial assembly, such as loosening under vibration and exposure to corrosive elements. The 18-8 Stainless Steel material provides excellent resistance to rust and oxidation, making it suitable for outdoor, marine, and chemical processing equipment. The coarse UNC thread and Class 3A fit ensure quick, secure engagement with components, reducing installation time and improving joint integrity. The integrated nylon patch thread locker eliminates the need for separate locking washers or adhesives, offering a reliable solution for machinery, automotive, and aerospace applications where temperature fluctuations and dynamic loads are common. Its fully threaded design allows for adjustable positioning, enhancing flexibility in complex assemblies.
Specification Summary & Compliance
This socket head cap screw features a 1/2"-13 UNC coarse thread with a precise Class 3A thread fit for high accuracy. It is manufactured in accordance with ASME B18.3 standards, ensuring consistent dimensions and performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety for use in various industrial sectors without hazardous substances.
