S-92183A212 8-32 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments and extended service life.
• Precise component alignment ensured by the 3/16" shoulder diameter with tight tolerances, reducing assembly errors and improving machinery accuracy.
• High-strength performance delivering 70,000 psi tensile strength and 35,000 psi shear strength for reliable operation under heavy loads and stress.
• Secure and efficient installation with the hex socket drive and knurled head, providing excellent grip and reducing tool slippage during tightening.
• Consistent thread engagement thanks to the Class 3A thread fit and 8-32 UNC coarse thread, ensuring vibration resistance and minimal loosening.
• Durable and wear-resistant with Rockwell B55 hardness, maintaining structural integrity in repetitive motion and high-impact applications.
• Compliance with environmental standards including RoHS 3 and REACH, supporting sustainable and safe manufacturing practices.

Professional Applications & Engineering Value

This 18-8 stainless steel shoulder screw is engineered to address critical challenges in precision assemblies, such as misalignment and component wear. The 3/16" shoulder diameter with controlled tolerances provides a stable pivot or bearing surface, essential in machinery like rotational equipment and automation systems where exact positioning is crucial. The hex socket drive combined with a knurled head texture enhances installation efficiency, reducing the risk of damage in tight spaces. With a Class 3A thread fit and UNC coarse thread, it offers reliable fastening in high-vibration industrial applications, preventing loosening over time. The corrosion-resistant material and robust tensile strength make it suitable for demanding sectors, including automotive and aerospace, ensuring long-term reliability and reduced maintenance costs.

Specification Summary & Compliance

This shoulder screw adheres to UNC thread standards with a Class 3A thread fit for precise engagement, and features a shoulder diameter tolerance of -0.004" to -0.002" and length tolerance of -0.002" to 0.002" to ensure dimensional accuracy. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious and regulated industrial use.