S-96654A165 M8 Shoulder Screws

Key Features & Benefits at a Glance

• Vibration-resistant locking with permanent nylon patch thread locker that maintains integrity across a wide temperature range (-70° to 250°F)
• Superior corrosion resistance through 18-8 stainless steel construction and passivated finish for extended service life in harsh environments
• Precise component alignment with controlled shoulder diameter tolerance (-0.025 to 0 mm) ensuring accurate positioning in assemblies
• High-strength performance delivering 70,000 psi tensile strength and Rockwell B55 hardness for demanding industrial applications
• Secure installation with 5mm hex socket drive providing reliable torque transmission and reduced stripping risk
• Consistent thread engagement through Class 6g thread fit and M8x1.25 coarse thread pattern for reliable fastening
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for global manufacturing requirements

Professional Applications & Engineering Value

Engineered for precision mechanical assemblies, these M8 shoulder screws with nylon patch thread locking technology solve critical vibration-induced loosening problems in industrial equipment. The 18-8 stainless steel construction combined with passivated finish provides exceptional corrosion resistance for applications exposed to moisture, chemicals, or outdoor elements. The precisely controlled shoulder diameter and length tolerances enable accurate component positioning in machinery, automation systems, and precision instruments. The socket head design with 5mm hex drive allows for high-torque installation in confined spaces, while the Class 6g thread fit ensures consistent engagement in threaded components. These metric shoulder screws deliver reliable performance in robotics, manufacturing equipment, and automotive applications where vibration resistance and positional accuracy are critical.

Specification Summary & Compliance

This precision M8x1.25 shoulder screw features Class 6g thread fit per metric standards with precise shoulder diameter tolerance of -0.025 to 0 mm and shoulder length tolerance of 0 to 0.05 mm. Manufactured from 18-8 stainless steel with passivated finish and permanent nylon patch thread locker. The fastener demonstrates full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental responsibility and safety in industrial applications worldwide.