S-94035A158 8-32 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel and passivated finish for long-lasting performance in harsh environments.
• Precise component alignment ensured by the exact 3/16" shoulder diameter and length with tight tolerances for reliable assembly.
• High mechanical strength offering 70,000 psi tensile strength and Rockwell B55 hardness to withstand significant operational stresses.
• Secure and efficient installation with the hex socket drive, providing high torque capability and reduced risk of tool slippage.
• Reliable thread engagement with Class 2A UNC coarse threads for quick assembly and consistent fastening in various materials.
• Compliance with environmental standards including RoHS 3 and REACH, ensuring safety and regulatory adherence for global applications.
• Versatile right-hand threading designed for standard industrial use, facilitating easy integration into existing systems.

Professional Applications & Engineering Value

This 8-32 UNC shoulder screw is engineered to address critical alignment and durability challenges in precision mechanical assemblies. The 18-8 stainless steel construction, enhanced by a passivated finish, provides excellent resistance to oxidation and chemical exposure, making it ideal for applications in automotive, aerospace, and industrial machinery where environmental factors are a concern. The precisely machined 3/16" shoulder with minimal tolerances ensures accurate positioning of components such as gears, pulleys, and bearings, reducing wear and preventing misalignment. Combined with a hex socket head for secure driving and Class 2A thread fit, this screw delivers consistent performance in high-vibration settings, supporting efficient maintenance and long-term reliability in demanding engineering projects.

Specification Summary & Compliance

This shoulder screw adheres to UNC thread standards with a Class 2A thread fit for consistent engagement and ease of assembly. Key dimensional specifications include a shoulder diameter of 3/16" (tolerance: -0.001" to 0") and shoulder length of 3/16" (tolerance: 0" to 0.002"), ensuring precise fit in applications. The product is manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for use in regulated industries without hazardous substances.