S-90696A209 3/8"-16 x 12" 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
- Exceptional corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh environments and reducing maintenance costs
- Superior load-bearing capability from 70,000 psi tensile strength and Rockwell B70 hardness for reliable performance under high stress
- Precise, secure fastening ensured by Class 3A thread fit, minimizing the risk of loosening in critical assemblies
- Optimized for high-torque applications with a 5/16" hex drive and standard socket head, allowing for easy installation in confined spaces
- Enhanced design flexibility through partial threading, providing unthreaded shank areas for precise component positioning
- Long-term durability with coarse UNC threads that resist stripping and cross-threading, even with repeated use
- Compliance with industry standards including ASME B18.3, ensuring consistent quality and interchangeability
Professional Applications & Engineering Value
This 3/8"-16 UNC Socket Head Cap Screw is engineered to address common industrial challenges such as vibration-induced loosening and corrosion in demanding environments. The 18-8 Stainless Steel material offers excellent resistance to rust and chemical exposure, making it suitable for machinery, marine equipment, and food processing applications. Its Class 3A thread fit and coarse thread spacing provide reliable engagement and ease of assembly, reducing installation time and improving joint integrity. The partial threading design allows for precise clamping force distribution, ideal for securing components in automotive, aerospace, and heavy machinery assemblies where alignment and strength are critical.
Specification Summary & Compliance
This fastener adheres to ASME B18.3 specifications, with precise Class 3A thread fit and UNC coarse threads for consistent performance. It is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring environmental safety and regulatory adherence for global industrial use.
