S-94361A569 M12 Shoulder Screws

Key Features & Benefits at a Glance

• Enhanced Durability & Corrosion Resistance: Black oxide finish on alloy steel provides superior protection against rust and wear in harsh industrial environments.
• High Tensile Strength for Demanding Applications: 140,000 psi tensile strength and Rockwell C32 hardness ensure reliable performance under heavy loads and stress.
• Precision Shoulder for Accurate Alignment: 16mm shoulder diameter with tight tolerance (-0.072 to -0.01 mm) and 25mm length offers exact positioning and reduces component misalignment.
• Secure & Easy Installation: Hex socket drive with 8mm size and knurled head allows for firm grip and straightforward torque application without slipping.
• Consistent Thread Performance: M12x1.75 coarse metric thread with Class 5g6g fit ensures smooth engagement and reliable fastening in high-vibration settings.
• Versatile Right-Hand Thread Design: Standard right-hand thread direction facilitates easy assembly and disassembly in various machinery and equipment.
• Compliance with Environmental Standards: Meets RoHS 3 and REACH regulations, making it safe for use in regulated industries without harmful substances.

Professional Applications & Engineering Value

This M12 shoulder screw is engineered to address critical challenges in precision assemblies, such as minimizing play and ensuring component alignment in industrial machinery, automotive systems, and robotic equipment. The alloy steel construction, combined with a black oxide finish, offers excellent resistance to corrosion and abrasion, extending service life in demanding conditions. The 16mm shoulder diameter with precise tolerances acts as a reliable pivot or spacer, reducing wear on adjacent parts and maintaining structural integrity. With a coarse metric thread (M12x1.75) and Class 5g6g fit, it provides secure fastening that withstands vibrations, making it ideal for applications where loosening could lead to operational failures. This shoulder screw delivers consistent performance, enhancing efficiency and reducing maintenance needs in industrial settings.

Specification Summary & Compliance

This shoulder screw features a metric thread with M12 size, 1.75 mm pitch, 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 tight control in manufacturing. It complies with RoHS 3 (2015/863/EU) under exemption 6(a) for lead in steel and REACH (EC 1907/2006) regulations, confirming adherence to environmental and safety standards for industrial use.