S-92981A104 M5 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with black oxide finish, extending service life in harsh industrial environments.
• High-strength performance from alloy steel, offering 140,000 psi tensile strength and 84,000 psi shear strength for reliable load-bearing applications.
• Precise shoulder alignment with a 25mm shoulder length and controlled diameter tolerance, ensuring accurate component positioning and reduced wear.
• Secure, non-slip installation thanks to the knurled socket head and 3 mm hex drive, providing excellent grip during tightening.
• Consistent thread engagement with Class 5g6g fit and coarse M5x0.8 thread, enabling quick assembly and vibration resistance.
• Enhanced durability from Rockwell C32 hardness, maintaining structural integrity under repeated stress.
• Compliance with global standards including RoHS 3 and REACH, ensuring safety and environmental responsibility for international supply chains.

Professional Applications & Engineering Value

This M5 shoulder screw is engineered to address critical alignment and durability challenges in precision machinery, automation systems, and rotating assemblies. The 25mm shoulder length provides a stable bearing surface, minimizing misalignment and wear on connected components. Made from alloy steel with a black oxide finish, it resists corrosion in demanding conditions, while the Class 5g6g thread fit ensures reliable fastening in high-vibration environments. The knurled socket head and hex drive allow for secure torque application, making it ideal for applications where repeated adjustments or maintenance access is required without compromising performance.

Specification Summary & Compliance

This shoulder screw features a M5x0.8 coarse thread with Class 5g6g fit per metric standards, ensuring dimensional accuracy. The shoulder diameter tolerance is -0.072 to -0.01 mm, and shoulder length tolerance is 0 to 0.25 mm for precise assembly. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for industrial and export markets requiring strict environmental and safety adherence.