S-91273A125 10-24 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments and extending service life.
• Exceptional mechanical strength offering 70,000 psi tensile and 35,000 psi shear strength for reliable performance under high-stress applications.
• Precise and secure locating provided by the 3/16" diameter shoulder with tight tolerances, ensuring accurate component alignment.
• Easy and secure installation with the hex socket drive and knurled head texture, preventing tool slippage and enabling high torque application.
• Wide compatibility and interchangeability due to the standardized 10-24 UNC coarse thread with Class 2A fit for consistent assembly.
• Enhanced durability with a Rockwell B55 hardness, providing excellent wear resistance for long-term use.
• Compliance with global environmental standards including RoHS 3 and REACH, making it suitable for regulated industries and export.

Professional Applications & Engineering Value

This 10-24 UNC shoulder screw is engineered to solve critical alignment and mounting challenges in precision assemblies. The 18-8 stainless steel material provides excellent corrosion resistance, which is vital for machinery operating in moist or chemically aggressive environments, thereby reducing maintenance and replacement costs. The 3/16" shoulder length acts as a precise datum for locating parts like gears, pulleys, and linkages, preventing lateral movement and ensuring accurate rotational alignment. The combination of a hex socket head and knurled texture allows for secure driving with standard tools, minimizing the risk of cam-out and damage to the fastener head during high-torque installation. Its coarse thread facilitates quicker assembly and disassembly, making it a reliable choice for applications in automation, automotive, and electronic enclosures where precision shoulder bolts are essential for structural integrity and operational reliability.

Specification Summary & Compliance

This shoulder screw features a 10-24 UNC thread with a Class 2A fit for standard tolerance and easy assembly. The shoulder diameter is 3/16" with a tolerance of -0.004" to -0.002", and the shoulder length is 3/8" with a tolerance of -0.005" to 0.005", ensuring precise dimensional control. It is manufactured from 18-8 Stainless Steel and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for use in products requiring adherence to strict environmental and safety standards.