S-92196A327 1/4"-28 x 1 1/4" 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 for long-lasting performance in harsh environments
- Exceptional tensile strength rated at 70,000 psi ensures reliable fastening under high-stress conditions
- Precision Class 3A thread fit provides superior engagement and vibration resistance in critical applications
- Fine UNF threading offers better adjustment control and increased load distribution compared to coarse threads
- Hex socket drive design allows for high torque application and secure installation in confined spaces
- Full compliance with ASME B18.3 standards guarantees dimensional accuracy and interchangeability
- Environmental regulation compliance with RoHS 3 and REACH ensures safe usage across various industries
Professional Applications & Engineering Value
These socket head cap screws with 1/4"-28 UNF fine threading deliver exceptional engineering value in precision applications where vibration resistance and reliable clamping force are critical. The 18-8 Stainless Steel composition provides excellent corrosion resistance, making these fasteners ideal for marine, chemical processing, and outdoor equipment applications. The Class 3A thread fit ensures tight tolerances and superior engagement in machined components, while the hex socket drive enables high-torque installation without stripping. These characteristics make them particularly valuable in aerospace, automotive, and industrial machinery where fine thread fasteners are preferred for their superior adjustment capabilities and resistance to loosening under dynamic loads.
Specification Summary & Compliance
This socket head cap screw features precision Class 3A thread fit with 1/4"-28 UNF fine threading and right-hand thread direction. Manufactured to exacting ASME B18.3 specifications with a 3/16" hex drive and 1-1/4" length. The fastener meets comprehensive regulatory requirements including RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) compliance, ensuring environmental safety and material transparency throughout the supply chain.
