S-90325A183 10-24 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and passivated finish for long-lasting performance in harsh environments.
• Exceptional mechanical strength offering 70000 psi tensile strength and Rockwell B55 hardness to withstand high-stress applications.
• Precise alignment and positioning enabled by the 1/2" shoulder with tight diameter and length tolerances for reduced assembly play.
• Reliable and consistent threading with Class 2A fit and 10-24 UNC coarse thread for easy installation and secure fastening.
• Convenient installation and removal using the standard hex socket drive, allowing for high torque application in confined spaces.
• Broad industrial compliance meeting RoHS 3 and REACH regulations for safe use in various global markets.
• Optimized for durability with a smooth head texture and right-hand thread direction for standard operational efficiency.

Professional Applications & Engineering Value

This 18-8 stainless steel shoulder screw is engineered to address critical alignment and load-bearing challenges in industrial assemblies. The precise shoulder with minimal tolerances ensures accurate component positioning, reducing wear and misalignment in machinery, automation systems, and precision instruments. The 10-24 UNC coarse thread and Class 2A fit provide reliable engagement, minimizing the risk of cross-threading while supporting quick assembly. With a passivated finish, it offers enhanced corrosion resistance, making it ideal for applications in moist or chemically exposed environments. The 70000 psi tensile strength and Rockwell B55 hardness ensure it can handle dynamic loads and vibrations, providing long-term reliability in demanding sectors like aerospace, automotive, and industrial equipment manufacturing.

Specification Summary & Compliance

This shoulder screw adheres to UNC thread standards with a Class 2A thread fit for consistent dimensional accuracy. The shoulder features precise tolerances: diameter of 1/4" with -0.001" to 0" tolerance and length of 1/2" with 0" to 0.002" tolerance. It is manufactured from 18-8 stainless steel with a passivated finish and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material reliability for industrial use.