S-90269A706 M8 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.
• Enhanced durability and wear resistance from the Black Oxide finish, providing added protection against rust and galling.
• High-strength performance offering 70,000 psi tensile strength and 35,000 psi shear strength for reliable load-bearing in demanding applications.
• Secure and non-slip installation facilitated by the knurled socket head and 5mm hex drive, preventing tool slippage and ensuring precise torque application.
• Precision shoulder fit with a 10mm diameter and 45mm length, ensuring accurate alignment and spacing in assemblies.
• Reliable coarse thread engagement with M8x1.25mm Class 5g6g threads for quick assembly and reduced cross-threading risks.
• Compliance with international standards including ISO 7379, RoHS 3, and REACH, ensuring quality and environmental safety for global supply chains.

Professional Applications & Engineering Value

This M8 shoulder screw is engineered to address critical challenges in precision machinery, automation systems, and industrial equipment. The 316 Stainless Steel material provides exceptional resistance to chemicals, saltwater, and high temperatures, making it suitable for marine, chemical processing, and food-grade applications. The Black Oxide finish not only enhances corrosion protection but also reduces friction during assembly, minimizing the risk of seizing. The knurled socket head with a 5mm hex drive ensures a firm grip for high-torque installations, preventing damage to the drive recess. The precisely machined shoulder acts as a pivot, bearing surface, or spacer, maintaining alignment in rotating assemblies like linkages, gears, and pulleys, thereby reducing wear and extending component life. Its coarse thread pitch allows for faster installation and is less prone to clogging in dirty environments, streamlining maintenance and reducing downtime.

Specification Summary & Compliance

This shoulder screw features M8x1.25mm coarse threads with a Class 5g6g thread fit per ISO standards, ensuring dimensional accuracy and interchangeability. The shoulder diameter is 10 mm with a tolerance of -0.072 to -0.01 mm, and the shoulder length is 45 mm with a tolerance of 0 to 0.25 mm, providing precise fit for engineering applications. It is manufactured to meet ISO 7379 specifications and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for use in regulated industries without hazardous substances.