S-90269A624 M6 ISO 7379 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 Stainless Steel construction and Black Oxide finish, ideal for harsh environments and extending service life.
• Precise component alignment enabled by the 60mm shoulder with a tight length tolerance of 0 to 0.25 mm, reducing assembly time and improving fit.
• High-strength performance with a tensile strength of 70,000 psi and a minimum shear strength of 35,000 psi, ensuring reliable load-bearing in demanding applications.
• Secure, slip-resistant fastening thanks to the knurled head and 4 mm hex drive, providing a firm grip during installation and maintenance.
• Accurate and reliable thread engagement with Class 5g6g thread fit and M6x1mm coarse thread, promoting consistent clamping force and vibration resistance.
• Broad industry compliance meeting ISO 7379, RoHS 3, and REACH standards, ensuring safety and regulatory acceptance for global projects.
• Durable mechanical properties with Rockwell B79 hardness, offering excellent wear resistance and long-term durability in moving assemblies.

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, combined with a Black Oxide finish, provides exceptional resistance to corrosion and chemicals, making it suitable for applications in marine, chemical processing, and outdoor equipment. The 60mm shoulder length with minimal tolerance ensures exact positioning of components like gears, pulleys, and bearings, reducing misalignment and wear. The socket head with hex drive and knurled texture allows for easy installation in confined spaces, while the Class 5g6g thread fit and coarse pitch enhance vibration resistance and prevent loosening under dynamic loads. Ideal for use in automation systems, precision instruments, and heavy-duty machinery, this screw delivers reliable performance where dimensional accuracy and durability are paramount.

Specification Summary & Compliance

This shoulder screw adheres to precise dimensional standards, including a Class 5g6g thread fit for metric applications, a shoulder diameter tolerance of -0.072 to -0.01 mm, and a shoulder length tolerance of 0 to 0.25 mm. It is manufactured in compliance with ISO 7379 for consistent quality and performance. Additionally, the product meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and suitable for environmentally conscious industrial use.