S-91829A529 6-32 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel construction and passivated finish, ensuring long-term reliability in harsh environments.
• Precise alignment and reduced wear thanks to the precisely machined 1/2" shoulder with tight tolerances (±0.002"), providing stable bearing surfaces.
• High mechanical strength with a tensile strength of 70,000 psi and Rockwell B55 hardness, suitable for heavy-duty applications.
• Reliable thread engagement with Class 2A UNC coarse threads, offering consistent fastening and ease of assembly.
• Secure drive performance featuring a socket head design for high torque application and reduced risk of stripping.
• Compliance with stringent regulations including RoHS 3 and REACH, ensuring environmental and safety standards are met.
• Versatile right-hand thread design compatible with standard UNC components, simplifying integration into existing assemblies.

Professional Applications & Engineering Value

This 6-32 UNC shoulder screw is engineered to address critical alignment and durability challenges in precision assemblies. The 18-8 Stainless Steel material, combined with a passivated finish, provides excellent resistance to corrosion and oxidation, making it ideal for applications in machinery, automotive, and electronics where exposure to moisture or chemicals is common. The precise shoulder length of 1/2" with minimal tolerances ensures accurate component positioning, reducing vibration and wear in rotating parts or pivoting mechanisms. Its socket head design allows for efficient installation in confined spaces, while the Class 2A thread fit guarantees secure fastening without loosening. By integrating this precision shoulder screw, engineers can enhance assembly reliability, minimize maintenance, and achieve consistent performance in demanding industrial environments.

Specification Summary & Compliance

This shoulder screw adheres to UNC thread standards with a Class 2A thread fit for consistent engagement. The shoulder diameter and length are manufactured to precise tolerances (e.g., shoulder length tolerance of 0" to 0.002"), ensuring accurate alignment. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for use in regulated industries without hazardous substances.