S-97345A192 10-32 ASME B18.3 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial environments and extended service life.
• Exceptional mechanical strength offering 70,000 psi tensile strength and 35,000 psi minimum shear strength for reliable performance under high-stress conditions.
• Precise Class 3A thread fit ensures tighter tolerances and secure, vibration-resistant fastening in critical assemblies.
• Convenient installation and removal with a hex socket drive and knurled head for improved grip and tool engagement.
• Accurate component alignment provided by the 3" shoulder length with controlled diameter tolerance for smooth rotational movement.
• Compliance with major industry standards including ASME B18.3, RoHS 3, and REACH, ensuring quality and environmental safety.
• Fine UNF threading (10-32) delivers enhanced holding power and resistance to loosening in precision applications.

Professional Applications & Engineering Value

This 316 stainless steel shoulder screw is engineered to address common challenges in precision machinery, such as misalignment, corrosion, and mechanical failure. The 10-32 UNF fine thread and Class 3A fit provide superior clamping force and vibration resistance, crucial for maintaining integrity in dynamic systems. The 3" shoulder length acts as a precise pivot or spacer, reducing wear in rotating assemblies like bearings, linkages, and gears. Made from 316 stainless steel, it offers excellent resistance to chemicals and moisture, making it suitable for industrial applications in food processing, marine, and chemical equipment. The hex socket drive and knurled head facilitate easy installation in confined spaces, enhancing assembly efficiency and reliability.

Specification Summary & Compliance

This shoulder screw features a 10-32 UNF thread with a Class 3A fit for high precision, a shoulder diameter of 1/4" with tolerance from -0.004" to -0.002", and a shoulder length of 3" with tolerance from -0.005" to 0.005". It is manufactured in compliance with ASME B18.3 specifications and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safety and quality for industrial use.