S-92196A557 1/4"-20 x 3 3/4" 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, ideal for harsh industrial environments
- Exceptional mechanical strength delivering 70,000 psi tensile strength for reliable, high-load applications
- Precise Class 3A thread fit ensures secure, vibration-resistant fastening in critical assemblies
- Hex socket drive design provides high torque transmission and reduced risk of tool slippage
- ASME B18.3 compliance guarantees dimensional accuracy and interchangeability with standard components
- Environmental regulation compliance with RoHS and REACH standards for safe, sustainable usage
- Partially threaded shank offers optimal grip length while minimizing unnecessary thread engagement
Professional Applications & Engineering Value
Engineered for demanding industrial applications, these 18-8 stainless steel socket head cap screws provide critical solutions where corrosion resistance and mechanical reliability are paramount. The 1/4"-20 UNC coarse threads with Class 3A fit deliver superior vibration resistance in machinery, automotive assemblies, and precision equipment. The hex drive configuration enables high-torque installation in confined spaces, while the partially threaded design ensures precise clamping force distribution. With 70,000 psi tensile strength and Rockwell B70 hardness, these fasteners maintain integrity under dynamic loads and thermal cycling, making them ideal for manufacturing, automation, and heavy equipment applications requiring ASME B18.3 compliant components.
Specification Summary & Compliance
This socket head cap screw features precision 1/4"-20 UNC coarse threads with Class 3A fit tolerance for secure mating with corresponding nuts and threaded holes. Manufacturing adheres to ASME B18.3 dimensional specifications, ensuring consistent performance and interchangeability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming the absence of restricted hazardous substances for safe industrial use worldwide.
