S-92012A535 10-32 Shoulder Screws

Key Features & Benefits at a Glance

• High tensile strength (140,000 psi) ensures reliable performance under heavy loads in demanding industrial applications.
• Black oxide finish on alloy steel provides superior corrosion resistance, extending the screw's service life in harsh environments.
• Precise shoulder fit with tight tolerances guarantees accurate alignment and smooth rotation for assemblies like linkages and pivots.
• Class 2A thread fit with 10-32 UNF fine thread offers secure, vibration-resistant fastening for precision equipment.
• Socket head with hex drive allows for easy installation and removal in confined spaces using standard tools.
• Rockwell C32 hardness delivers excellent wear resistance and durability for long-term mechanical use.
• Compliance with RoHS 3 and REACH regulations ensures the screw meets international environmental and safety standards for global sourcing.

Professional Applications & Engineering Value

This 10-32 UNF shoulder screw is engineered to address critical alignment and durability challenges in industrial applications. The alloy steel construction, combined with a black oxide finish, provides exceptional resistance to corrosion and wear, making it ideal for machinery, automotive assemblies, and precision instruments. The 1/4" shoulder diameter with precise fit tolerance ensures minimal play, which is crucial for maintaining accuracy in pivoting mechanisms and bearing mounts. The fine UNF threads and Class 2A fit enhance grip and reduce the risk of loosening under vibration, while the socket head design facilitates easy access in compact spaces. This screw delivers reliable performance, reducing maintenance needs and improving operational efficiency in engineering value-driven projects.

Specification Summary & Compliance

This shoulder screw adheres to Class 2A thread fit and UNF thread standards for consistent dimensional accuracy. The shoulder features a diameter of 1/4" with a tolerance of -0.001" to 0" and a length of 3/8" with a tolerance of 0" to 0.002", ensuring precise fit in assemblies. It is manufactured from alloy steel with a black oxide finish and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, supporting safe and environmentally responsible industrial use.