S-90269A623 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 extended service life.
• Precise component alignment and spacing ensured by the 20mm shoulder with controlled tolerances, reducing assembly errors.
• High-strength performance with 70,000 psi tensile strength and Rockwell B79 hardness for reliable load-bearing in demanding applications.
• Secure, tamper-resistant fastening via the 4mm hex socket drive and knurled head, providing excellent grip and torque transmission.
• Accurate and reliable thread engagement with Class 5g6g fit and M6x1mm coarse thread, ensuring consistent clamping force.
• Global compliance and quality assurance meeting ISO 7379 standards, RoHS 3, and REACH regulations for safe, international use.
• Optimized for industrial durability with a minimum shear strength of 35,000 psi, resisting failure under dynamic stresses.

Professional Applications & Engineering Value

This M6 shoulder screw is engineered to address critical challenges in precision assembly and machinery. The 316 Stainless Steel material, combined with a black oxide finish, provides exceptional resistance to corrosion and chemical exposure, making it suitable for automotive, marine, and food processing equipment. The 20mm shoulder length with tight tolerances allows for accurate pivot points and bearing surfaces, reducing wear and misalignment in rotating assemblies. The hex socket drive and knurled head facilitate easy installation in confined spaces while preventing slippage. By integrating a Class 5g6g thread fit and coarse M6x1mm thread, it ensures quick assembly and reliable performance in high-vibration environments, enhancing operational efficiency and reducing maintenance costs.

Specification Summary & Compliance

This shoulder screw features a Class 5g6g thread fit per metric standards, with a shoulder diameter tolerance of -0.072 to -0.01 mm and shoulder length tolerance of 0 to 0.25 mm for precise dimensional control. It is manufactured in compliance with ISO 7379 specifications and adheres to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material reliability for global industrial use.