S-97832A160 10-24 ASME B18.3 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh industrial environments and extended service life.
• Precise alignment and pivot points ensured by the 3/8" shoulder length with tight tolerances, reducing component wear and simplifying assembly.
• High-strength fastening with a tensile strength of 70,000 psi and a minimum shear strength of 35,000 psi for reliable performance under significant load.
• Secure, slip-resistant installation provided by the knurled head and hex socket drive, allowing for high torque application without tool slippage.
• Consistent and reliable thread engagement due to the Class 3A thread fit and 10-24 UNC coarse thread, ensuring vibration resistance and easy assembly.
• Compliance with rigorous industry standards including ASME B18.3, guaranteeing dimensional accuracy and interchangeability.
• Environmental and safety compliance with RoHS 3 and REACH regulations, making it suitable for global supply chains and sensitive applications.

Professional Applications & Engineering Value

This 18-8 Stainless Steel shoulder screw is engineered to address critical challenges in precision machinery and industrial assembly. The 3/8" shoulder length provides a precise unthreaded bearing surface, essential for acting as an axle, pivot, or sliding guide in applications like linkages, gears, and rotating assemblies. This design minimizes fretting and wear on mating parts. The 10-24 UNC coarse thread and Class 3A fit offer excellent vibration resistance, preventing loosening in dynamic equipment. Manufactured from durable stainless steel with a Rockwell B55 hardness, it withstands corrosive environments and maintains its integrity, making it a reliable fastening solution for automotive, aerospace, and manufacturing equipment where failure is not an option.

Specification Summary & Compliance

This shoulder screw features a 10-24 UNC thread with a Class 3A fit for high-precision assembly. The shoulder diameter is 1/4" 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". It is manufactured in compliance with the ASME B18.3 standard. The product is also confirmed to be RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant.