S-92012A544 10-32 Shoulder Screws

Key Features & Benefits at a Glance

• Exceptional strength and durability with alloy steel construction and Rockwell C32 hardness, supporting tensile loads up to 140,000 psi for reliable performance in demanding applications
• Superior corrosion resistance from the black oxide finish, extending service life and reducing maintenance in harsh industrial environments
• Precise alignment and smooth rotation due to the accurate shoulder diameter and length tolerances, minimizing wear and ensuring consistent operation
• Secure and efficient installation with a hex socket drive and standard UNF fine threads, providing excellent grip and vibration resistance
• Wide compatibility and interchangeability through adherence to Class 2A thread fit standards, facilitating easy integration with existing components
• Environmental and regulatory compliance meeting RoHS 3 and REACH standards, ensuring safe use in various global markets
• Optimized for high-stress applications featuring a 1-1/4" shoulder length that provides stable bearing support and reduces stress concentration

Professional Applications & Engineering Value

This 10-32 UNF shoulder screw is engineered to address critical challenges in precision assemblies, such as misalignment and component wear. Made from alloy steel with a black oxide finish, it offers enhanced corrosion resistance and durability, ideal for machinery, automotive, and aerospace applications where reliability is paramount. The fine thread design and Class 2A fit ensure tight, secure fastening, while the precisely machined shoulder provides stable axial support, reducing the risk of loosening under vibration. Its hex socket drive allows for easy installation in confined spaces, making it a versatile choice for engineers seeking high-performance shoulder screws that meet stringent industrial standards.

Specification Summary & Compliance

This shoulder screw features a 10-32 UNF thread with Class 2A fit for precise tolerance, a shoulder diameter of 1/4" with tight tolerance (-0.001" to 0"), and a shoulder length of 1-1/4" (tolerance 0" to 0.002") ensuring accurate assembly. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious industrial use without hazardous substances.