S-96738A038 1/4"-20 x 1/2" ASME B18.3 Vibration-Resistant Sealing Socket Head Screws
Vibration-Resistant Sealing Socket Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
Installation & Application
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Key Features & Benefits at a Glance
- Permanent vibration resistance with nylon patch thread locker that maintains secure fastening in high-stress environments
- Superior corrosion resistance from 18-8 stainless steel construction, ideal for harsh industrial conditions
- Precision thread engagement with Class 3A UNC coarse threads ensuring reliable installation and consistent clamping force
- Exceptional mechanical strength delivering 100,000 psi tensile strength and Rockwell B85 hardness for heavy-duty applications
- Wide temperature compatibility with thread locker performing from -70° to 250°F for diverse operating environments
- Maximum pressure handling rated at 1500 psi for high-pressure industrial systems and equipment
- Hex drive convenience providing secure tool engagement and precise torque application during installation
Professional Applications & Engineering Value
This 18-8 stainless steel socket head cap screw with nylon patch thread locking technology addresses critical vibration-induced loosening in industrial machinery, automotive assemblies, and precision equipment. The Class 3A UNC coarse thread specification ensures rapid installation and reliable performance in high-cycle applications, while the fully threaded design provides consistent clamping force across the entire fastener length. Engineered for heavy-duty industrial applications, this fastener maintains integrity under extreme pressure conditions up to 1500 psi, making it ideal for hydraulic systems, manufacturing equipment, and structural assemblies where vibration resistance and corrosion protection are paramount. The combination of high tensile strength and temperature-resistant thread locker delivers long-term reliability in demanding environments.
Specification Summary & Compliance
Manufactured to ASME B18.3 standards with precision Class 3A thread fit and UNC coarse thread specifications. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. Features include 1/4"-20 thread size, 1/2" length, 3/16" hex drive, and maximum hole diameter of 0.265".
