S-97832A343 6-32 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 Class 3A thread fit ensures tight, secure fastening with minimal backlash in critical assemblies.
• Convenient hex socket drive with a 3/32" key size and knurled head for easy, slip-resistant installation and removal.
• Versatile 5/8" shoulder length provides accurate component spacing and acts as a reliable pivot or axle in machinery.
• Compliance with major regulations including RoHS 3 and REACH, ensuring environmental safety and global market acceptance.
• Durable Rockwell B55 hardness maintains thread integrity and resists wear during repeated use.

Professional Applications & Engineering Value

This 18-8 stainless steel shoulder screw is engineered to solve common challenges in precision assembly and automation. Its 6-32 UNC coarse thread and Class 3A fit provide a secure, vibration-resistant connection that prevents loosening in dynamic applications. The substantial 5/8" shoulder acts as a precise datum for locating parts, reducing alignment errors in machinery and robotic arms. The hex socket head with knurling allows for high-torque installation in confined spaces, while the material's inherent corrosion resistance ensures longevity in demanding environments. Ideal for use in precision assembly, conveyor systems, and fixturing, this fastener delivers reliable engineering value by minimizing maintenance and improving operational accuracy.

Specification Summary & Compliance

This shoulder screw adheres to UNC thread standards with a Class 3A thread fit for high precision. The shoulder diameter is 5/32" with a tolerance of -0.004" to -0.002", and the shoulder length is 5/8" with a tolerance of -0.005" to 0.005", ensuring consistent dimensional accuracy. It is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, confirming its suitability for industrial and international applications requiring stringent environmental and safety standards.