S-92981A148 M5 ISO 7379 Shoulder Screws

Key Features & Benefits at a Glance

• Enhanced Durability & Corrosion Resistance – Black oxide finish provides reliable protection against rust and wear in harsh industrial environments, extending service life.
• Precision Alignment & Reduced Vibration – 6mm shoulder diameter with tight tolerances (-0.072 to -0.01 mm) ensures accurate component positioning and minimizes movement under load.
• High Tensile & Shear Strength – 140,000 psi tensile and 84,000 psi minimum shear strength support heavy-duty applications without failure.
• Consistent Thread Performance – Class 5g6g thread fit and coarse pitch (M5x0.8) enable quick assembly and secure fastening in high-vibration settings.
• Hardened Alloy Steel Construction – Rockwell C32 hardness offers superior resistance to deformation and fatigue under repetitive stress.
• Easy Installation with Hex Drive – 3mm hex socket drive allows for efficient torque application and access in confined spaces.
• Compliance with International Standards – Meets ISO 7379 for dimensional accuracy and RoHS 3/REACH for environmental safety, ensuring global usability.

Professional Applications & Engineering Value

This M5 shoulder screw is engineered to address critical alignment and stability challenges in precision assemblies. The alloy steel construction, combined with a black oxide finish, resists corrosion and mechanical stress in demanding sectors like automation, machinery, and electronics. The 6mm shoulder with controlled tolerances acts as a precise pivot or spacer, reducing wear on moving parts and maintaining alignment in high-strength applications. With a coarse thread pitch and Class 5g6g fit, it ensures rapid, reliable fastening even in vibrating environments, while the hex drive simplifies maintenance. Ideal for use in jigs, fixtures, and rotational mechanisms, this screw enhances operational reliability and reduces downtime.

Specification Summary & Compliance

This shoulder screw adheres to ISO 7379 for dimensional consistency, featuring a shoulder diameter tolerance of -0.072 to -0.01 mm and length tolerance of 0 to 0.25 mm. Threads are metric coarse (M5x0.8) with a Class 5g6g fit per ISO standards, ensuring compatibility and performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), meeting environmental and safety regulations for industrial use worldwide.