S-96706A401 5/16"-18 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.
• Exceptional mechanical strength offering 70,000 psi tensile and 35,000 psi shear strength for reliable performance under high-stress conditions.
• Precise alignment and secure fit ensured by the Class 3A thread fit and standard shoulder, minimizing assembly play and vibration.
• Easy installation and removal with a hex socket drive and knurled head texture, providing superior grip and torque application.
• Robust dimensional stability with tight tolerances on the shoulder diameter and length for consistent, repeatable assembly.
• Wide compatibility with 5/16"-18 UNC coarse right-hand threads, conforming to common industrial standards for versatile use.
• Environmental and regulatory compliance meeting RoHS 3 and REACH standards, ensuring safety and suitability for global markets.

Professional Applications & Engineering Value

This stainless steel shoulder screw is engineered to address critical challenges in precision assemblies, such as in machinery, automotive, and robotics. The 18-8 stainless steel material provides excellent resistance to corrosion and oxidation, making it suitable for demanding environments. The Class 3A thread fit and precisely machined shoulder with a diameter of 3/8" and length of 1/2" ensure accurate alignment of components, reducing wear and preventing misalignment. The hex socket drive combined with a knurled head allows for efficient torque transmission and easy handling, even in confined spaces. With a coarse UNC thread and high tensile strength, it offers reliable fastening in applications requiring durability, such as pivots, axles, and guides, enhancing overall equipment longevity and performance.

Specification Summary & Compliance

This shoulder screw adheres to UNC thread standards with a Class 3A fit for precise thread engagement. Dimensional tolerances include a shoulder diameter of 3/8" with a tolerance of -0.004" to -0.002" and a shoulder length of 1/2" with a tolerance of -0.005" to 0.005". It is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from hazardous substances and suitable for various industrial and international applications.