S-90270A686 M6 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments and extended service life.
• Precise component alignment ensured by the accurately machined 12mm shoulder with tight tolerances, reducing assembly errors.
• High mechanical strength offering 70,000 psi tensile strength and Rockwell B55 hardness for reliable performance under heavy loads.
• Easy and secure installation with the combination of a socket head and slotted drive, providing versatile tool engagement.
• Consistent thread engagement due to the Class 6g thread fit and M6x1mm coarse pitch, enabling faster assembly and disassembly.
• Compliance with global standards including RoHS 3 and REACH, ensuring environmental safety and unrestricted international use.
• Durable and smooth finish on the shoulder and head, minimizing wear on mating components and facilitating clean operation.

Professional Applications & Engineering Value

This precision shoulder screw is engineered to address critical alignment and load-bearing challenges in industrial assemblies. The 18-8 stainless steel material provides excellent resistance to corrosion and oxidation, making it suitable for applications in machinery, automation, and outdoor equipment where durability is paramount. The 12mm shoulder length with precise tolerances acts as a reliable pivot or spacer, ensuring accurate positioning of parts like gears, pulleys, and linkages, which reduces vibration and wear. The M6x1mm coarse pitch thread and Class 6g fit allow for quick, secure fastening even in high-vibration environments, while the socket head with slotted drive offers flexibility for various tools, speeding up maintenance and reducing downtime. Ideal for precision engineering projects, this screw enhances assembly integrity and longevity.

Specification Summary & Compliance

This metric shoulder screw features an M6x1mm thread with a Class 6g thread fit for standard tolerance. The shoulder diameter is 8mm with a tolerance of -0.025 to 0 mm, and the shoulder length is 12mm with a tolerance of 0 to 0.05 mm, ensuring precise fit in assemblies. Manufactured from 18-8 stainless steel, it meets a tensile strength of 70,000 psi and Rockwell B55 hardness. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming adherence to environmental and safety standards for industrial use.