S-92183A441 1/2"-13 Shoulder Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance from 18-8 stainless steel construction, ideal for harsh industrial environments and reducing long-term replacement costs.
• Superior load-bearing capacity with a high tensile strength of 70,000 psi and shear strength of 35,000 psi for reliable performance in demanding applications.
• Precise and secure assembly ensured by the Class 3A thread fit, minimizing the risk of loosening under vibration and ensuring consistent clamping force.
• Easy installation and removal with a 3/8" hex socket drive and a knurled head, providing excellent grip for tools and manual adjustment.
• Accurate component alignment due to the precision-machined shoulder with tight diameter and length tolerances, enhancing the stability of assembled parts.
• Broad compatibility with standard 1/2"-13 UNC coarse threads, making it a versatile choice for a wide range of machinery and equipment.
• Compliance with global environmental standards including RoHS 3 and REACH, ensuring safety and regulatory acceptance for international markets.

Professional Applications & Engineering Value

This 18-8 Stainless Steel Shoulder Screw is engineered to address critical challenges in industrial assembly and precision machinery. The knurled head and 3/8" hex drive facilitate quick, tool-friendly installation, even in confined spaces, reducing assembly time. The Class 3A thread fit on the 1/2"-13 UNC coarse thread provides a secure, vibration-resistant connection, essential for dynamic loads. The precisely toleranced shoulder acts as a pivot or spacer, ensuring perfect alignment of components like gears, pulleys, and linkages, which minimizes wear and extends equipment life. Made from durable stainless steel with high tensile and shear strength, it withstands corrosive environments and heavy-duty cycles, making it a reliable fastener for automotive, manufacturing, and conveyor systems.

Specification Summary & Compliance

This shoulder screw features a 1/2"-13 UNC coarse thread with a Class 3A fit for high precision. The shoulder diameter tolerance is -0.004" to -0.002", and length tolerance is -0.002" to 0.002", ensuring exacting dimensional control. It is manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious and global industrial applications.