S-97832A333 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.
• Exceptional mechanical strength offering 70,000 psi tensile and 35,000 psi shear strength for reliable performance in high-stress applications.
• Precise alignment and smooth rotation ensured by the 5/16" shoulder diameter with controlled tolerances, reducing wear on mating parts.
• Secure and reliable fastening with Class 3A thread fit, providing tighter tolerances for vibration resistance and improved joint integrity.
• Easy installation and removal using the 5/32" hex socket drive and knurled head, allowing for high torque application without slippage.
• Broad industry compliance meeting ASME B18.3 specifications, RoHS 3, and REACH standards for safe, regulated use in various sectors.
• Versatile coarse UNC threading for quick assembly and disassembly, suitable for a wide range of machinery and equipment builds.

Professional Applications & Engineering Value

This 10-24 UNC shoulder screw is engineered to address critical alignment and pivot point requirements in demanding assemblies. The 18-8 stainless steel material provides excellent resistance to oxidation and chemical exposure, making it suitable for applications in food processing, marine, and outdoor equipment where durability is paramount. The 5/16" shoulder diameter acts as a precise locating dowel, minimizing radial play and ensuring accurate component positioning in pulleys, gears, and linkages. Combined with a Class 3A thread fit and Rockwell B55 hardness, it withstands repetitive dynamic loads and vibrations, reducing maintenance needs in automation systems, conveyor setups, and precision instruments. The hex socket drive and knurled head further enhance installation efficiency in tight spaces, providing a reliable shoulder fastening solution that maintains integrity under operational stress.

Specification Summary & Compliance

This shoulder screw adheres to Class 3A thread fit for superior precision, with a 10-24 UNC coarse thread and right-hand direction. Shoulder dimensions include a diameter of 5/16" (tolerance: -0.004" to -0.002") and length of 1/4" (tolerance: -0.005" to 0.005"). Manufactured in compliance with ASME B18.3 standards, and fully conforms to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safety and sustainability in industrial use.