S-92012A208 8-32 Shoulder Screws

Key Features & Benefits at a Glance

• Exceptional Strength & Durability: Made from high-grade alloy steel with a Rockwell C32 hardness and 140,000 psi tensile strength, ensuring reliable performance under heavy loads and reducing the risk of fastener failure.
• Superior Corrosion Resistance: Black oxide finish provides enhanced protection against rust and wear, extending the screw's service life in harsh industrial environments.
• Precise Shoulder Fit for Accurate Alignment: Features a 1" shoulder with tight tolerances (±0.002") and a smooth texture, enabling exact component positioning and minimizing assembly play.
• Easy Installation with Hex Drive: Socket head with 3/32" hex drive allows for secure, high-torque installation using standard tools, speeding up assembly and reducing labor time.
• Wide Compatibility with UNC Coarse Threads: 8-32 UNC right-hand threads with Class 2A fit ensure easy engagement and reliable fastening in various materials and applications.
• Compliance with Environmental Standards: RoHS 3 and REACH compliant, meeting strict regulatory requirements for safe use in global markets.
• Versatile Industrial Use: Combines precise dimensions, including 3/16" thread length and 5/16" head diameter, for adaptability in machinery, automotive, and precision equipment assemblies.

Professional Applications & Engineering Value

This 8-32 UNC shoulder screw is engineered to address common industrial challenges such as misalignment and component wear. The alloy steel construction, paired with a black oxide finish, offers superior resistance to corrosion and mechanical stress, making it ideal for high-stress environments like automotive systems and machinery. The precise shoulder with minimal tolerances ensures accurate alignment of moving parts, reducing vibration and extending equipment lifespan. Its socket head design with a hex drive facilitates quick, secure installation, streamlining assembly processes in manufacturing and maintenance. By integrating UNC coarse threads and a Class 2A thread fit, this screw provides reliable fastening in diverse applications, from robotics to industrial fixtures, enhancing overall engineering efficiency and durability.

Specification Summary & Compliance

This shoulder screw adheres to precise dimensional standards, including a Class 2A thread fit for consistent engagement and a shoulder diameter tolerance of -0.001" to 0" for accurate assembly. It meets UNC thread specifications with an 8-32 coarse thread design, ensuring compatibility with common industrial components. The product is manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety and environmental responsibility for global supply chains.