S-90269A268 M6 ISO 7379 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 Stainless Steel construction, ideal for harsh environments and extended service life.
• Exceptional mechanical strength offering 70,000 PSI tensile strength and Rockwell B79 hardness for reliable performance under high-stress conditions.
• Precise component alignment enabled by the 55mm shoulder with tight length tolerance (0 to 0.25 mm) and diameter tolerance (-0.072 to -0.01 mm).
• Secure and efficient installation with a 4 mm hex socket drive and knurled head for superior grip and reduced tool slippage.
• Guaranteed interchangeability through compliance with ISO 7379 standard and Class 5g6g thread fit for consistent, high-quality assemblies.
• Environmental and regulatory safety ensured by RoHS 3 and REACH compliance, making it suitable for global industrial applications.
• Optimized for coarse threading with M6x1mm right-hand threads, facilitating faster assembly and robust connections.

Professional Applications & Engineering Value

This M6 shoulder screw in 316 Stainless Steel is engineered to address critical challenges in precision assemblies, such as in machinery, automation, and medical equipment. The 55mm shoulder length with controlled tolerances acts as a precise pivot or spacer, eliminating misalignment and reducing wear on moving parts. The hex socket drive and knurled head provide secure torque transmission, minimizing the risk of stripping during high-torque applications. Its corrosion-resistant properties make it suitable for demanding environments, including those exposed to chemicals or moisture, while the ISO 7379 compliance ensures reliability and fit in metric-based designs. This fastener enhances assembly integrity, reduces maintenance needs, and supports long-term operational efficiency.

Specification Summary & Compliance

This shoulder screw features an M6x1mm coarse thread with a Class 5g6g thread fit, ensuring precise engagement and dimensional accuracy. The shoulder diameter is 8 mm with a tolerance of -0.072 to -0.01 mm, and the shoulder length is 55 mm with a 0 to 0.25 mm tolerance. Manufactured to ISO 7379 specifications, it is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) standards, guaranteeing environmental safety and regulatory adherence for industrial use.