S-90269A273 M6 ISO 7379 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 Stainless Steel construction, ideal for harsh industrial environments and extended service life.
• Precise component alignment ensured by the 90mm shoulder with tight diameter tolerance, reducing assembly errors and improving machine reliability.
• High mechanical strength with 70,000 psi tensile strength and Rockwell B79 hardness, providing reliable performance under heavy loads and vibration.
• Secure and efficient installation via the 4mm hex socket drive and knurled head texture, offering excellent grip and reducing tool slippage during tightening.
• Consistent thread engagement with Class 5g6g fit and M6x1 mm coarse thread, enabling quick assembly and stable fastening in various applications.
• Compliance with international standards including ISO 7379, ensuring dimensional accuracy and interchangeability for global engineering projects.
• Environmental and safety adherence through RoHS 3 and REACH compliance, supporting sustainable and responsible manufacturing practices.

Professional Applications & Engineering Value

This M6 shoulder screw is engineered to address critical challenges in precision assembly and machinery design. The 316 Stainless Steel material offers exceptional resistance to corrosion and chemicals, making it suitable for demanding sectors like marine, chemical processing, and food machinery where moisture and corrosive agents are prevalent. The 90mm shoulder length provides a stable bearing surface for rotating parts, such as gears and pulleys, minimizing misalignment and wear. Combined with the coarse thread and Class 5g6g thread fit, it ensures rapid, secure fastening in high-vibration environments, reducing maintenance downtime. The knurled socket head enhances torque application, preventing stripping and improving operator safety. Ideal for industrial shoulder screws applications in automation, automotive, and aerospace, this component delivers long-term reliability and performance efficiency.

Specification Summary & Compliance

This shoulder screw features an M6x1 mm metric coarse thread with a Class 5g6g thread fit for precise tolerance. The shoulder diameter is 8 mm with a tolerance of -0.072 to -0.01 mm, and the shoulder length is 90 mm with a tolerance of 0 to 0.25 mm, ensuring accurate alignment. It conforms to ISO 7379 specifications for dimensional consistency and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, affirming its adherence to environmental and safety standards.