S-97345A129 8-32 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial environments and chemical exposure
• High tensile strength of 70,000 psi ensures reliable load-bearing capacity and long-term joint integrity under stress
• Precision Class 3A thread fit provides consistent engagement and vibration resistance for critical assemblies
• Knurled socket head with hex drive offers secure tool grip and easy installation in confined spaces
• Extended 1 5/8" shoulder length allows precise component alignment and rotational movement in machinery
• Compliance with RoHS 3 and REACH regulations guarantees environmental safety and global market acceptance
• Coarse UNC threading enables quick assembly and reduced cross-threading risks in production lines

Professional Applications & Engineering Value

This 8-32 UNC shoulder screw delivers exceptional engineering value in applications requiring precise alignment and corrosion resistance. The 316 stainless steel material withstands aggressive environments like marine equipment, chemical processing, and food machinery, while the 3/16" shoulder diameter with tight tolerances ensures accurate component positioning. The socket head with hex drive design facilitates installation in space-constrained assemblies, and the Class 3A thread fit maintains secure fastening under vibration. These features make it ideal for pivots, axles, and rotating mechanisms in automation, aerospace, and medical devices where reliability and regulatory compliance are critical.

Specification Summary & Compliance

Manufactured to precise inch system dimensions with Class 3A thread fit and UNC coarse threading. Shoulder diameter tolerance of -0.004" to -0.002" and shoulder length tolerance of -0.005" to 0.005" ensure consistent performance. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, meeting global industry standards for hazardous substance restrictions.