S-92185A525 1/4"-28 x 1/4" Super-Corrosion-Resistant 316 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments thanks to 316 stainless steel construction with passivated surface treatment
• Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B70 hardness for reliable load-bearing performance
• Precision thread engagement with Class 3A fine UNF threads ensuring secure, vibration-resistant fastening in critical applications
• Optimized drive efficiency through standard hex socket design with 3/16" drive size for easy installation in confined spaces
• Full-threaded design providing maximum grip length and uniform stress distribution along the entire fastener
• Regulatory compliance assurance meeting RoHS 3 and REACH environmental standards for global industrial use
• Dimensional consistency with precise 1/4"-28 UNF thread specifications ensuring interchangeability and assembly reliability

Professional Applications & Engineering Value

This 316 stainless steel socket head cap screw delivers critical performance advantages in demanding industrial environments where corrosion resistance and mechanical reliability are paramount. The combination of Class 3A fine UNF threads provides superior vibration resistance and precise clamping force in applications ranging from precision machinery and chemical processing equipment to marine components and food processing systems. The passivated finish enhances the inherent corrosion resistance of 316 stainless steel, making this fastener ideal for environments exposed to moisture, chemicals, and temperature variations. With its fully threaded design and 70,000 psi tensile strength, this socket head cap screw maintains structural integrity under dynamic loads while the standardized 3/16" hex drive ensures consistent installation torque and accessibility in space-constrained assemblies.

Specification Summary & Compliance

This precision fastener features 1/4"-28 UNF fine threads manufactured to Class 3A tolerance specifications, ensuring exact thread fit and dimensional accuracy. The socket head cap screw complies with industry-standard thread forms and drive configurations. Regulatory compliance includes full adherence to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, confirming the absence of restricted substances and ensuring suitability for global industrial applications requiring strict material composition controls.