S-91273A632 3/8"-16 Shoulder Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
• Enhanced durability and wear resistance from the black oxide finish, reducing maintenance needs
• Reliable high-strength performance with 70,000 psi tensile and 35,000 psi shear strength for heavy-duty applications
• Secure and precise assembly enabled by the Class 2A thread fit and UNC coarse thread for quick installation
• Improved grip and torque application thanks to the hex drive and knurled head design
• Accurate alignment and spacing with a precisely machined 1-1/4" shoulder length and standard shoulder fit
• Compliance with environmental standards including RoHS 3 and REACH, ensuring safe and sustainable use

Professional Applications & Engineering Value

This shoulder screw is engineered to address common industrial challenges such as misalignment, vibration loosening, and component wear. The 18-8 stainless steel material provides excellent resistance to rust and corrosion, making it suitable for machinery, automotive, and outdoor equipment. The black oxide finish adds an extra layer of protection against abrasion, while the UNC coarse thread and Class 2A fit ensure quick, secure fastening in high-vibration environments. The knurled head and hex drive allow for easy handling and torque application, reducing assembly time and improving operational efficiency in precision applications like pivots, bearings, and rotating assemblies.

Specification Summary & Compliance

This shoulder screw features a 3/8"-16 UNC thread with Class 2A tolerance for precise fit, a shoulder diameter of 3/8" with tolerance of -0.004" to -0.002", and a shoulder length of 1-1/4" with tolerance of -0.005" to 0.005". It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and adherence to international standards for industrial components.