S-97832A155 10-24 ASME B18.3 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and extended service life.
• Exceptional mechanical strength with 70,000 psi tensile and 35,000 psi shear strength, ensuring reliable performance under high-stress conditions.
• Precise Class 3A thread fit for secure, vibration-resistant assemblies and consistent mating with tapped holes.
• Convenient installation and removal via the hex socket drive and knurled head, providing excellent grip and torque transmission.
• Accurate shoulder dimensions with tight tolerances, enabling precise alignment and smooth rotation in pivot and bearing applications.
• Broad industry compliance meeting ASME B18.3 standards, RoHS 3, and REACH, ensuring quality and environmental safety.
• Robust UNC coarse thread design for faster assembly and reduced cross-threading risks in industrial settings.

Professional Applications & Engineering Value

This 18-8 stainless steel shoulder screw is engineered to address critical alignment and durability challenges in mechanical assemblies. The 3/8" shoulder length and precise 1/4" shoulder diameter provide a stable, unthreaded bearing surface that maintains component positioning and reduces wear in pivoting joints, linkages, and rotating machinery. The 10-24 UNC coarse thread and Class 3A fit ensure reliable fastening with minimal risk of thread stripping, even in high-vibration environments. With a hex socket drive and knurled head texture, it offers superior torque application and handling efficiency. Ideal for applications in automation, automotive, and heavy equipment, this screw delivers long-term reliability and corrosion resistance, backed by ASME B18.3 specifications.

Specification Summary & Compliance

This shoulder screw adheres to Class 3A thread fit and UNC thread standards for dimensional accuracy. The shoulder diameter tolerance is -0.004" to -0.002", and shoulder length tolerance is -0.005" to 0.005", ensuring precise assembly. Manufactured in compliance with ASME B18.3, it is also RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting stringent environmental and safety regulations.