S-91273A411 M6 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments.
• Enhanced torque application and grip thanks to the knurled hex socket head and 3 mm hex drive, reducing tool slippage.
• High mechanical strength with 70,000 psi tensile strength and Rockwell B55 hardness for reliable, long-lasting performance.
• Precise alignment and spacing enabled by the 25 mm shoulder length, minimizing component wear.
• Accurate and reliable threading with Class 5g6g metric coarse thread (M6x1mm), ensuring consistent fit and ease of assembly.
• Compliance with environmental regulations, being RoHS 3 and REACH compliant for safe and sustainable use.
• Durable and wear-resistant design with a standard shoulder fit and precise diameter tolerances for stable operation.

Professional Applications & Engineering Value

This M6 shoulder screw is engineered to address common industrial challenges such as misalignment, vibration loosening, and corrosion in precision assemblies. Made from 18-8 stainless steel, it offers excellent resistance to rust and oxidation, making it suitable for applications in machinery, automotive, and electronics where durability is critical. The knurled hex socket head provides a secure grip for efficient installation with standard tools, while the coarse thread and Class 5g6g thread fit ensure quick, reliable fastening in high-stress environments. The 25 mm shoulder length acts as a precise pivot or spacer, reducing wear on moving parts and enhancing overall system longevity. Ideal for use in industrial shoulder screws applications, this component supports smooth operation and minimizes maintenance needs.

Specification Summary & Compliance

This shoulder screw adheres to metric system standards with an M6x1 mm coarse thread and Class 5g6g thread fit for precise dimensional accuracy. Key specifications include a shoulder diameter tolerance of -0.04 to -0.01 mm and shoulder length tolerance of 0 to 0.25 mm, ensuring consistent performance. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety and environmental responsibility in industrial use.