S-92183A353 3/8"-16 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh or humid environments.
• Exceptional thread precision with Class 3A fit and UNC coarse threads, ensuring reliable, vibration-resistant assemblies.
• High mechanical strength offering 70,000 psi tensile strength and 35,000 psi shear strength for demanding applications.
• Secure and easy installation with a 3/16" hex socket drive and knurled head for improved grip and torque application.
• Durable and long-lasting performance backed by Rockwell B55 hardness, resisting wear and deformation.
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for safe, environmentally conscious use.
• Versatile shoulder design with precise diameter and length tolerances for accurate positioning and alignment.

Professional Applications & Engineering Value

This 3/8"-16 UNC shoulder screw is engineered to address critical alignment and load-bearing challenges in industrial machinery and precision assemblies. The 18-8 Stainless Steel material provides excellent corrosion resistance, reducing maintenance in environments exposed to moisture or chemicals. The Class 3A thread fit and coarse UNC thread profile ensure tight, secure fastening that resists loosening under vibration, making it ideal for rotating equipment, automotive fixtures, and conveyor systems. The knurled head and hex socket drive facilitate easy installation and removal, even in confined spaces, while the precisely machined shoulder offers stable bearing surfaces for gears, pulleys, and linkages, minimizing misalignment and extending component life.

Specification Summary & Compliance

This shoulder screw adheres to UNC thread standards with a Class 3A thread fit for high precision. Key dimensional tolerances include a shoulder diameter tolerance of -0.004" to -0.002" and shoulder length tolerance of -0.002" to 0.002". It is manufactured from 18-8 Stainless Steel with a hardness of Rockwell B55 and tensile strength of 70,000 psi. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets stringent environmental and safety standards for industrial use.