S-90269A665 M6 ISO 7379 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments thanks to 316 stainless steel construction, ideal for chemical, marine, and outdoor applications.
• Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B79 hardness, ensuring reliable performance under high-stress conditions.
• Precise alignment and spacing enabled by the 65mm shoulder with a tightly controlled diameter of 8mm, reducing wear and simplifying assembly.
• Secure and efficient installation with a 4mm hex socket drive and knurled head, providing excellent grip and preventing tool slippage.
• Consistent and reliable threading with a Class 5g6g fit and M6x1mm coarse thread, offering robust fastening and vibration resistance.
• Compliance with international standards including ISO 7379, RoHS 3, and REACH, ensuring product safety and global regulatory acceptance.
• High shear strength of 35,000 psi, making it suitable for applications requiring resistance to lateral forces and mechanical shock.

Professional Applications & Engineering Value

This M6 shoulder screw is engineered to address critical challenges in precision machinery and industrial assemblies. The 316 stainless steel material provides outstanding resistance to corrosion and oxidation, making it ideal for use in demanding sectors like marine equipment, chemical processing, and food machinery where exposure to moisture and aggressive agents is common. The 65mm shoulder length acts as a precise pivot or spacer, maintaining accurate alignment between components and reducing friction and wear in rotating parts. Combined with the hex socket drive and coarse thread, it ensures quick, secure installation and high clamp load retention, even in high-vibration environments. This design minimizes assembly time and enhances the longevity of the overall system, delivering reliable performance in industrial applications that demand both mechanical robustness and corrosion protection.

Specification Summary & Compliance

This shoulder screw features an M6x1mm coarse thread with a Class 5g6g thread fit for consistent engagement. The shoulder diameter is 8mm with a tolerance of -0.072 to -0.01 mm, and the shoulder length is 65mm with a tolerance of 0 to 0.25 mm, ensuring precise dimensional accuracy. It is manufactured in compliance with ISO 7379 and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, confirming its suitability for regulated and international markets.