S-90269A690 M6 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel material and black oxide finish, ideal for harsh industrial environments.
• Precise alignment and reduced wear due to the 40mm shoulder with tight diameter tolerance, ensuring stable component positioning.
• High strength and durability offering 70,000 psi tensile strength and 35,000 psi minimum shear strength for demanding applications.
• Easy installation and removal with a hex socket drive and knurled head, providing secure grip and efficient torque application.
• Reliable thread performance through Class 5g6g thread fit and coarse M6x1mm threads, ensuring consistent fastening in various materials.
• Compliance with environmental standards including RoHS 3 and REACH, supporting sustainable and safe industrial use.
• Versatile right-hand thread design compatible with standard metric systems, simplifying procurement and replacement.

Professional Applications & Engineering Value

This M6 shoulder screw is engineered to address critical challenges in precision machinery, automation, and assembly systems. The 316 stainless steel construction, combined with a black oxide finish, provides exceptional resistance to corrosion and chemicals, extending service life in demanding conditions like marine or chemical processing. The 40mm shoulder length with controlled tolerances ensures accurate alignment of moving parts, reducing vibration and wear in applications such as rotating shafts or bearing mounts. With a hex socket head and knurled texture, it allows for quick, tool-friendly installation while maintaining high tensile strength. Ideal for industrial shoulder screws in robotics, conveyors, and precision instruments, this fastener delivers reliable performance where dimensional stability and durability are paramount.

Specification Summary & Compliance

This shoulder screw adheres to metric system standards with an M6x1mm coarse thread and Class 5g6g thread fit for precise dimensional accuracy. The shoulder diameter tolerance is -0.072 to -0.01 mm, and shoulder length tolerance is 0 to 0.25 mm, ensuring consistent performance. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious industrial applications without hazardous substances.