S-90325A185 10-24 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments.
• Exceptional mechanical strength offering 70,000 psi tensile strength and Rockwell B55 hardness for reliable, heavy-duty performance.
• Precise alignment and reduced wear due to the Class 2A thread fit and precisely toleranced shoulder, ensuring smooth rotational movement.
• Easy installation and high torque capability with a standard hex socket (1/8" drive) and smooth socket head profile.
• Versatile coarse UNC threading (10-24) provides faster assembly and robust holding power in a wide range of materials.
• Dimensional stability and reliability guaranteed by tight shoulder diameter and length tolerances for consistent performance in precision assemblies.
• Compliance with global environmental standards including RoHS 3 and REACH, ensuring suitability for regulated industries.

Professional Applications & Engineering Value

This 10-24 UNC shoulder screw is engineered to address critical challenges in mechanical assemblies requiring precise location and smooth pivoting. The 18-8 stainless steel material, enhanced by a passivated finish, provides excellent resistance to corrosion and oxidation, extending service life in demanding conditions. The 1" shoulder with its precise diameter and length tolerances acts as a secure pivot point or spacer, minimizing misalignment and wear on mating parts. Combined with the Class 2A thread fit and coarse UNC thread, it ensures secure fastening and ease of assembly in applications like machinery, automotive components, and conveyor systems, delivering reliable engineering value and reduced maintenance.

Specification Summary & Compliance

This shoulder screw features a 10-24 UNC coarse thread with a Class 2A thread fit for standard dimensional accuracy. The shoulder maintains a diameter of 1/4" with a tolerance of -0.001" to 0" and a length of 1" with a tolerance of 0" to 0.002", ensuring precise assembly. Manufactured from 18-8 Stainless Steel with a passivated finish, it complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious industrial use.