S-92196A108 4-40 x 3/8" 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 industrial environments
- Exceptional mechanical strength offering 70,000 psi tensile strength and Rockwell B70 hardness for reliable load-bearing performance
- Precise Class 3A thread fit ensuring secure, vibration-resistant connections in critical assemblies
- Standard hex socket drive providing high torque transmission and easy installation in confined spaces
- Full threading along 3/8" length enabling maximum adjustment flexibility and uniform clamping force distribution
- Regulatory compliance assurance meeting ASME B18.3 specifications and environmental standards (RoHS 3, REACH)
- Coarse UNC thread design facilitating quick assembly and reduced cross-threading risks in production environments
Professional Applications & Engineering Value
Engineered for demanding industrial applications, these socket head cap screws deliver critical performance where corrosion resistance and mechanical reliability are paramount. The 18-8 stainless steel composition provides excellent protection against chemical exposure and atmospheric corrosion, while the Class 3A UNC thread with coarse pitch ensures rapid assembly in high-volume manufacturing operations. The hex drive system accommodates high torque requirements without stripping, making these fully threaded fasteners ideal for precision equipment, machinery guards, and structural frameworks where vibration resistance and consistent clamping force are essential. Their compliance with ASME B18.3 standards guarantees dimensional accuracy and interchangeability across industrial systems.
Specification Summary & Compliance
Manufactured to exact inch system dimensions with Class 3A thread fit tolerances per UNC standards. The 4-40 thread size and 3/8" length maintain precise engineering specifications. Full compliance with ASME B18.3 manufacturing standards, RoHS 3 (2015/863/EU) hazardous substance restrictions, and REACH (EC 1907/2006) chemical safety regulations ensures environmental responsibility and global market acceptance.
