S-93705A111 2-56 x 3/16" 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
- Permanent vibration resistance with nylon patch thread locker that maintains secure fastening in high-stress applications
- Superior corrosion resistance from 18-8 stainless steel construction, ideal for harsh industrial environments
- Precise torque transmission through 5/64" hex drive socket head design, preventing tool slippage and damage
- Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B70 hardness for heavy-duty applications
- Reliable thread engagement with UNC Class 3A precision threads ensuring consistent fit and reduced assembly issues
- Wide temperature compatibility from -70° to 250°F, maintaining performance across diverse operating conditions
- Industry-standard compliance meeting ASME B18.3 specifications for guaranteed dimensional accuracy and performance
Professional Applications & Engineering Value
These 18-8 stainless steel socket head cap screws deliver critical engineering solutions where vibration resistance and corrosion protection are paramount. The permanent nylon patch locking technology eliminates the need for secondary locking components, reducing assembly time while providing reliable vibration-proof fastening in machinery, automotive, and electronic enclosures. The UNC Class 3A coarse threads facilitate quick installation in tough materials, while the fully threaded design ensures maximum grip length. The hex socket drive system allows for high-torque applications in confined spaces, making these industrial socket screws ideal for precision equipment maintenance, manufacturing fixtures, and aerospace applications where failure is not an option.
Specification Summary & Compliance
Manufactured to ASME B18.3 standards with UNC Class 3A thread fit ensuring precise dimensional accuracy and interchangeability. These screws feature 2-56 coarse thread spacing with right-hand thread direction and fully threaded rod configuration. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming they contain no restricted hazardous substances for global industrial use.
