S-93985A201 8-32 Shoulder Screws

Key Features & Benefits at a Glance

• Enhanced Durability & Corrosion Resistance: Crafted from 416 Stainless Steel, this shoulder screw offers superior resistance to rust and wear, ensuring long-term reliability in harsh industrial environments.
• High Tensile Strength for Demanding Loads: With a 120,000 psi tensile strength and Rockwell C26 hardness, it withstands high-stress applications without failure, providing a secure and lasting hold.
• Precise Shoulder for Accurate Alignment: The 3/16" shoulder diameter with a precise fit tolerance ensures exact component positioning, reducing assembly errors and improving machinery performance.
• Easy Installation with Hex Socket Drive: Featuring a 3/32" hex socket drive, it allows for quick and secure tightening in confined spaces, speeding up assembly and maintenance processes.
• Reliable Thread Engagement with UNC Coarse Threads: The 8-32 UNC coarse threads and Class 2A thread fit provide consistent, vibration-resistant connections, minimizing loosening in dynamic applications.
• Compliance with Environmental Standards: As RoHS 3 and REACH compliant, this screw meets strict regulatory requirements, ensuring safety and sustainability for global supply chains.
• Smooth Head for Reduced Friction: The smooth socket head profile minimizes surface damage during installation, protecting components and maintaining a professional finish.

Professional Applications & Engineering Value

This 8-32 UNC shoulder screw is engineered to address common challenges in precision machinery and industrial assemblies, where misalignment and component wear can lead to costly downtime. Made from 416 Stainless Steel, it combats corrosion in humid or chemical-exposed environments, while the 3/16" shoulder diameter with precise tolerances ensures accurate alignment of parts like gears, pulleys, and bearings. The hex socket head and coarse threads facilitate easy installation in tight spaces, reducing assembly time and enhancing reliability. Ideal for applications in automotive, aerospace, and manufacturing equipment, this screw provides a robust solution for maintaining structural integrity under high tensile strength demands, helping engineers achieve consistent performance and reduced maintenance cycles.

Specification Summary & Compliance

This shoulder screw adheres to UNC thread standards with a Class 2A thread fit for consistent engagement and dimensional accuracy. The shoulder features a diameter of 3/16" with tight tolerances (-0.001" to 0") and length of 1/8" (0" to 0.002" tolerance), ensuring precise fit in assemblies. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious industrial use without hazardous substances.