S-90269A639 M6 ISO 7379 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel and black oxide finish, ideal for harsh industrial environments
• Precise component alignment thanks to the 8mm shoulder diameter and 13mm shoulder length with tight tolerances
• High mechanical strength offering 70,000 PSI tensile strength and 35,000 PSI minimum shear strength for demanding applications
• Reliable thread engagement with Class 5g6g thread fit and coarse M6x1mm thread for secure fastening
• Easy installation and removal using the 4mm hex socket drive and knurled head for improved grip
• Long-term durability backed by Rockwell B79 hardness and ISO 7379 manufacturing standards
• Environmental compliance meeting RoHS 3 and REACH regulations for safe, sustainable use

Professional Applications & Engineering Value

This M6 shoulder screw is engineered to solve critical alignment and wear issues in precision assemblies. The 316 stainless steel construction, combined with a black oxide finish, provides exceptional resistance to corrosion and chemical exposure, making it suitable for industrial machinery, automotive fixtures, and electronic enclosures. The precisely ground shoulder diameter and length ensure accurate positioning of moving parts, reducing wear and maintaining alignment under vibration. With its hex socket drive and knurled head, installation is straightforward, minimizing assembly time while maximizing reliability in high-stress applications.

Specification Summary & Compliance

This metric shoulder screw features an M6x1mm coarse thread with Class 5g6g thread fit for consistent performance. Shoulder diameter tolerance is -0.072 to -0.01 mm, and shoulder length tolerance is 0 to 0.25 mm, ensuring precise fits. It complies with ISO 7379 manufacturing standards and is RoHS 3 and REACH compliant, supporting environmental and safety regulations.