S-91054A460 3/8"-16 Shoulder Screws

Key Features & Benefits at a Glance

• Enhanced Durability and Corrosion Resistance: Made from 18-8 stainless steel with a TiCN coating, this shoulder screw offers superior protection against wear and environmental factors, extending service life in harsh industrial settings.
• Precise Alignment and Reduced Wear: Features a 1/2" shoulder diameter with a tight tolerance of -0.002" to 0", ensuring accurate component positioning and minimizing vibration-induced damage.
• High Tensile Strength for Demanding Applications: With a 70,000 psi tensile strength and Rockwell B55 hardness, it reliably handles heavy loads and high-stress conditions without failure.
• Easy Installation and Secure Fastening: The 1/4" hex drive and socket head design allow for straightforward tool engagement and high torque application, reducing assembly time and improving reliability.
• Consistent Thread Performance: Utilizes 3/8"-16 UNC coarse threads with a Class 2A fit, providing quick assembly, strong holding power, and resistance to loosening in dynamic environments.
• Compliance with Environmental and Safety Standards: Meets RoHS 3 and REACH regulations, ensuring safe use in various industries without harmful substances.
• Versatile Shoulder Design: The 1 1/2" shoulder length with precise fit supports pivoting, spacing, and rotational movements in machinery, enhancing operational stability.

Professional Applications & Engineering Value

This 3/8"-16 UNC shoulder screw is engineered to address common industrial challenges such as misalignment, component wear, and corrosion in demanding environments. Constructed from 18-8 stainless steel and enhanced with a TiCN coating, it provides exceptional resistance to rust and abrasion, making it ideal for applications in machinery, automotive assemblies, and precision equipment. The 1/2" shoulder diameter with tight tolerances ensures accurate alignment of parts, reducing stress on connected components and prolonging machine life. Its coarse thread and Class 2A fit facilitate quick, secure fastening, while the socket head and 1/4" hex drive enable efficient installation in confined spaces. This screw is a reliable choice for engineers seeking high-performance fasteners that maintain integrity under heavy loads and harsh conditions.

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 -0.002" to 0" for accurate assembly. It conforms to UNC thread standards and is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring environmental safety and regulatory adherence in industrial use.