S-92196A229 4-48 x 3/16" 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
- Precise Class 3A thread fit ensures reliable engagement and vibration resistance in critical assemblies
- High tensile strength of 70,000 psi provides exceptional load-bearing capacity for demanding applications
- Fine UNF threads offer better adjustment precision and superior holding power compared to coarse threads
- Hex socket drive design allows for high torque application and secure installation in confined spaces
- Full threading along the entire 3/16" length enables maximum grip and uniform stress distribution
- Rockwell B70 hardness maintains thread integrity and prevents stripping during repeated use
Professional Applications & Engineering Value
These 18-8 stainless steel socket head cap screws with 4-48 UNF fine threads are engineered to solve critical fastening challenges in precision industries. The combination of Class 3A thread fit and fully threaded design ensures zero backlash in vibration-prone equipment, while the hex drive system provides reliable torque transmission without cam-out. The corrosion-resistant material maintains integrity in humid or chemical-exposed environments, making these socket head cap screws ideal for aerospace components, medical devices, and precision instrumentation where dimensional stability and long-term reliability are paramount. The fine thread profile delivers superior clamping force distribution, preventing joint loosening in dynamic load conditions.
Specification Summary & Compliance
Manufactured to ASME B18.3 specifications with precise Class 3A thread fit tolerances for superior engagement. The 4-48 UNF fine thread configuration follows standardized pitch dimensions, while the 3/16" length and 3/32" hex drive maintain dimensional consistency. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global markets. The right-hand thread direction and fully threaded rod type provide standardized installation compatibility across industrial applications.
