S-92196A311 1/4"-28 x 1 1/8" ASME B18.3 18-8 Stainless Steel Socket Head Screws
18-8 Stainless Steel 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 extended service life.
- Exceptional thread precision and reliability due to the Class 3A fit and UNF fine threads, ensuring secure, vibration-resistant connections.
- High mechanical strength with a 70,000 psi tensile strength and Rockwell B70 hardness, providing dependable performance under heavy loads.
- Optimized for precision assembly featuring a standard hex socket head and 3/16" drive for secure tool engagement and controlled torque application.
- Full thread engagement along the entire 1-1/8" length, offering maximum grip and adjustability in a wide range of applications.
- Compliance with major industry standards including ASME B18.3, ensuring dimensional accuracy and interchangeability.
- Environmentally responsible manufacturing with RoHS 3 and REACH compliance, meeting global regulatory requirements.
Professional Applications & Engineering Value
This 18-8 Stainless Steel Socket Head Cap Screw is engineered to address critical challenges in precision machinery, automotive, and aerospace assemblies. The Class 3A thread fit and UNF fine threads provide superior resistance to loosening under vibration, a common failure point in dynamic systems. The combination of 70,000 psi tensile strength and corrosion-resistant material ensures long-term integrity in demanding conditions, from chemical processing equipment to marine applications. The socket head design with a hex drive allows for high torque application in confined spaces, making it a versatile and reliable fully threaded fastener for high-stakes engineering projects.
Specification Summary & Compliance
This fastener adheres to a Class 3A thread fit for high-precision applications, conforming to the UNF (Unified National Fine) thread standard. Manufacturing and dimensional specifications strictly follow the ASME B18.3 standard. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety and environmental responsibility.
