S-90325A173 8-32 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel material and passivated finish, ideal for harsh environments.
• High tensile strength of 70,000 psi ensures reliable performance under heavy loads and mechanical stress.
• Precise shoulder fit with tight tolerances provides accurate alignment and reduces assembly errors in machinery.
• Easy installation and removal thanks to the hex socket drive design, minimizing tool slippage and damage.
• Durable Rockwell B55 hardness offers excellent wear resistance for long-term use in repetitive applications.
• Compliance with RoHS 3 and REACH regulations guarantees environmental safety and global market acceptance.
• Coarse UNC threads with Class 2A fit enable quick assembly and secure fastening in various industrial settings.

Professional Applications & Engineering Value

This 8-32 UNC shoulder screw is engineered to address common industrial challenges such as misalignment and corrosion in precision assemblies. Made from 18-8 Stainless Steel with a passivated finish, it resists rust and chemical exposure, making it ideal for applications in machinery, automotive, and electronics. The socket head with hex drive allows for tight spaces and high-torque installation, while the precise shoulder diameter and length ensure accurate component positioning, reducing vibration and wear. Its coarse thread design facilitates faster assembly in production lines, enhancing efficiency and reliability in industrial fastening systems.

Specification Summary & Compliance

This shoulder screw adheres to UNC thread standards with a Class 2A thread fit for consistent precision. Dimensions include a thread size of 8-32, thread length of 3/8", and shoulder diameter of 3/16" with tight tolerances (e.g., shoulder diameter tolerance of -0.001" to 0"). It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets stringent environmental and safety requirements for industrial use.