S-97713A121 M12 DIN 609 Shoulder Screws

Key Features & Benefits at a Glance

• Superior load distribution with a 13mm shoulder diameter and tight 0.001-0.012mm tolerance, ensuring precise alignment and reduced wear in rotating assemblies
• Exceptional mechanical strength from Rockwell C20 hardened steel and 120,000 psi tensile strength, providing reliable performance in high-stress industrial environments
• Quick and secure installation via the external hex head design, allowing for efficient torque application with standard tools
• Optimized thread engagement with Class 6g fit and coarse 1.75mm pitch, enabling faster assembly and vibration resistance in dynamic applications
• Enhanced durability and corrosion resistance through high-quality steel construction, extending service life in demanding conditions
• Regulatory compliance assurance with DIN 609 standards, RoHS 3, and REACH, meeting strict industrial and environmental requirements
• Versatile shoulder length of 26.5mm with controlled tolerance, facilitating accurate spacing and support in machinery and fixtures

Professional Applications & Engineering Value

This M12 shoulder screw is engineered to address critical alignment and load-bearing challenges in industrial machinery. The precision steel construction and 13mm shoulder diameter with minimal tolerance provide stable rotational support, preventing misalignment in bearings, pulleys, and gears. The external hex drive ensures easy installation and removal, reducing maintenance downtime. With a Class 6g thread fit and coarse 1.75mm pitch, it offers robust holding power in vibrating environments, such as automotive assemblies, conveyor systems, and heavy equipment. Compliant with DIN 609 standards, it delivers consistent quality for OEM and MRO applications, enhancing operational reliability and safety.

Specification Summary & Compliance

This shoulder screw features a metric M12 x 1.75mm coarse thread with Class 6g tolerance for precise fit. The shoulder diameter tolerance is controlled within 0.001 to 0.012 mm, and shoulder length is 26.5 mm with -1 to 0 mm tolerance. It meets DIN 609 specifications for dimensional accuracy and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and industrial suitability.