S-90269A669 M6 ISO 7379 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance from 316 stainless steel and black oxide finish, ideal for harsh environments and extended service life.
• Precise component alignment ensured by the 45mm shoulder with controlled tolerances, reducing assembly errors and improving mechanical performance.
• High mechanical strength with 70,000 psi tensile and 35,000 psi shear strength, providing reliable load-bearing capacity in demanding applications.
• Consistent thread engagement with Class 5g6g fit and M6x1mm coarse thread, enabling quick assembly and secure fastening.
• Secure and easy installation using the 4mm hex socket drive and knurled head, offering superior grip and torque transmission.
• Compliance with international standards including ISO 7379, RoHS 3, and REACH, ensuring product quality and environmental safety for global supply chains.
• Durable material properties with Rockwell B79 hardness, resisting wear and maintaining integrity under repeated use.

Professional Applications & Engineering Value

This M6 shoulder screw is engineered to solve critical alignment challenges in industrial assemblies. The 316 stainless steel construction, combined with a black oxide finish, provides exceptional resistance to corrosion, making it suitable for applications in chemical processing, marine equipment, and outdoor machinery. The 45mm shoulder length with precise diameter control ensures accurate positioning of moving parts like gears, pulleys, and linkages, reducing vibration and misalignment issues. The socket head with hex drive allows for high-torque installation in confined spaces, while the knurled texture enhances handling during assembly. By integrating a Class 5g6g thread fit and coarse threading, this screw delivers reliable performance in dynamic loads, supporting efficient production and minimizing downtime in precision engineering and automation systems.

Specification Summary & Compliance

This shoulder screw adheres to ISO 7379 specifications, with thread dimensions of M6x1mm and a Class 5g6g thread fit for consistent accuracy. The shoulder features a diameter of 8 mm (tolerance: -0.072 to -0.01 mm) and length of 45 mm (tolerance: 0 to 0.25 mm), ensuring precise alignment. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety and environmental standards for industrial use.