S-93985A544 10-32 Shoulder Screws

Key Features & Benefits at a Glance

• Exceptional Strength & Durability: With a tensile strength of 120,000 psi and Rockwell C26 hardness, this shoulder screw provides reliable performance in high-stress applications, reducing the risk of fastener failure.
• Precise Alignment & Reduced Wear: The precise shoulder fit and controlled diameter tolerance ensure accurate component positioning, minimizing misalignment and extending the life of assembled parts.
• Secure Fastening with Fine Threads: The 10-32 UNF fine thread and Class 2A fit offer superior resistance to loosening under vibration, ensuring stable connections in dynamic environments.
• Corrosion Resistance for Harsh Conditions: Made from 416 Stainless Steel, it offers good corrosion resistance, making it suitable for use in demanding industrial or outdoor settings.
• Easy Installation & Maintenance: The hex socket drive allows for straightforward installation and removal with standard tools, saving time during assembly and service.
• Compliance with Environmental Standards: RoHS 3 and REACH compliance ensures that the screw meets strict regulatory requirements, supporting your commitment to safe and sustainable manufacturing.
• Versatile Shoulder Design: The 1-1/4" shoulder length provides ample bearing surface for pivots, gears, or spacers, enhancing functionality in precision mechanical assemblies.

Professional Applications & Engineering Value

This 10-32 UNF shoulder screw is engineered to address common challenges in precision assemblies, such as maintaining exact alignment and withstanding operational stresses. The 416 Stainless Steel construction offers a balance of strength and corrosion resistance, ideal for applications in machinery, automotive components, and electronic enclosures where durability is critical. The fine UNF threading and Class 2A fit ensure tight, secure fastening that resists loosening from vibrations, while the smooth socket head with a hex drive facilitates easy installation in confined spaces. The precise shoulder fit and length provide reliable positioning for rotating parts, reducing wear and improving overall system longevity. Suitable for use in industrial fasteners requiring high tensile strength and regulatory compliance, this screw delivers consistent performance in demanding environments.

Specification Summary & Compliance

This shoulder screw features a 10-32 UNF thread with Class 2A fit for precise tolerance, ensuring reliable engagement. The shoulder diameter is 1/4" with a tight tolerance of -0.001" to 0", and the shoulder length is 1-1/4" with a tolerance of 0" to 0.002" for accurate alignment. Manufactured from 416 Stainless Steel, it meets industry standards for mechanical properties, including a tensile strength of 120,000 psi and Rockwell C26 hardness. The product is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), adhering to environmental and safety regulations for industrial use.