S-97345A497 10-32 ASME B18.3 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction for extended service life in harsh environments
• Precise component alignment through Class 3A thread fit and standard shoulder fit for reliable assembly
• Exceptional mechanical strength with 70,000 psi tensile strength and 35,000 psi shear strength for heavy-duty applications
• Secure installation and removal with hex socket drive and knurled head for improved grip during torque application
• Fine thread engagement with 10-32 UNF thread providing superior vibration resistance in dynamic applications
• Consistent dimensional accuracy meeting ASME B18.3 specifications for reliable interchangeability
• Environmental compliance with RoHS 3 and REACH regulations for global market acceptance

Professional Applications & Engineering Value

This 316 stainless steel shoulder screw with 10-32 UNF fine thread delivers exceptional performance in demanding industrial environments where corrosion resistance and precise alignment are critical. The socket head design with hex drive allows for secure installation in confined spaces, while the knurled head texture provides enhanced grip during assembly. Engineered with Class 3A thread fit and precise shoulder dimensions, this fastener ensures accurate component positioning in machinery, automation systems, and precision instruments. The combination of 70,000 psi tensile strength and Rockwell B79 hardness makes it ideal for applications requiring reliable load-bearing capabilities and resistance to mechanical stress in manufacturing equipment, robotic assemblies, and aerospace components where vibration resistance and long-term reliability are paramount.

Specification Summary & Compliance

This precision shoulder screw features Class 3A thread fit with 10-32 UNF fine thread configuration, ensuring tight tolerances and reliable engagement. Manufacturing complies with ASME B18.3 specifications for dimensional accuracy, including shoulder diameter tolerance of -0.004" to -0.002" and shoulder length tolerance of -0.005" to 0.005". The product meets RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) regulations, confirming environmental safety and material restrictions adherence for international industrial applications.