S-90269A660 M6 ISO 7379 Shoulder Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 316 stainless steel and black oxide finish, ideal for harsh industrial environments.
• High mechanical strength offering 70,000 psi tensile strength and 35,000 psi minimum shear strength for reliable load-bearing applications.
• Precise shoulder fit with diameter tolerance of -0.072 to -0.01 mm and length tolerance of 0 to 0.25 mm, ensuring accurate alignment in assemblies.
• Secure and efficient installation via 4 mm hex drive and knurled head, providing excellent grip and torque transmission.
• Durable thread performance with Class 5g6g fit and coarse M6x1mm metric thread, reducing cross-threading risks in high-vibration settings.
• Broad compliance with ISO 7379, RoHS 3, and REACH standards, guaranteeing safety and regulatory adherence for global supply chains.
• Rockwell B79 hardness for enhanced wear resistance and long-term durability under repetitive mechanical stress.

Professional Applications & Engineering Value

This M6 shoulder screw in 316 stainless steel with a black oxide finish addresses critical engineering challenges in precision machinery, automation systems, and marine equipment. The socket head design with hex drive allows for tight spaces and high-torque applications, while the knurled head texture improves handling during assembly. Its shoulder diameter and length tolerances ensure exact positioning, minimizing misalignment in rotating components like bearings and pulleys. The coarse metric thread (M6x1mm) and Class 5g6g fit provide reliable fastening in high-vibration environments, reducing maintenance needs. Ideal for industrial applications requiring corrosion resistance and structural integrity, this screw enhances equipment longevity and operational safety.

Specification Summary & Compliance

This shoulder screw adheres to ISO 7379 specifications, with thread dimensions of M6x1mm and a Class 5g6g thread fit for metric precision. Shoulder diameter tolerance is -0.072 to -0.01 mm, and shoulder length tolerance is 0 to 0.25 mm, ensuring consistent performance. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmentally safe and regulated industrial use.