S-90263A172 M6 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 Stainless Steel construction and passivated finish for extended service life in harsh environments
• Precise component alignment through the 8mm shoulder diameter with tight tolerances for accurate positioning in assemblies
• High-strength performance with 70,000 psi tensile strength and Rockwell B79 hardness for demanding industrial applications
• Secure installation and removal using the 4mm hex socket drive that prevents stripping and provides reliable torque transmission
• Consistent thread engagement with Class 6g metric thread fit ensuring reliable fastening in coarse pitch applications
• Environmental compliance assurance meeting RoHS 3 and REACH regulations for safe use across various industries
• Smooth head profile with 13mm diameter for clean appearance and reduced snagging in precision equipment

Professional Applications & Engineering Value

This M6 shoulder screw delivers exceptional engineering value in precision applications where alignment accuracy and corrosion resistance are critical. The 316 Stainless Steel construction with passivated finish provides superior protection against chemical exposure and atmospheric corrosion, making it ideal for marine, chemical processing, and food equipment applications. The precisely machined 8mm shoulder diameter with tight tolerances serves as a locating feature that eliminates the need for additional alignment components, reducing assembly time and improving positional accuracy. The socket head hex drive design allows for high torque application in confined spaces, while the Class 6g thread fit ensures consistent performance in automated assembly systems. These shoulder screws are engineered to maintain dimensional stability under load, providing reliable pivot points, shaft replacements, and spacing functions in machinery, robotics, and precision instrument assemblies.

Specification Summary & Compliance

This precision shoulder screw features M6x1mm coarse pitch metric thread with Class 6g tolerance for industrial applications. The shoulder diameter maintains -0.025 to 0 mm tolerance with shoulder length tolerance of 0 to 0.05 mm for precise fitment. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring restricted substance compliance. The mechanical properties include Rockwell B79 hardness and 70,000 psi tensile strength, meeting industry standards for durable fastening solutions in demanding environments.