S-92981A600 M16 ISO 7379 Shoulder Screws

Key Features & Benefits at a Glance

• Exceptional Durability – Alloy steel construction with Rockwell C32 hardness ensures long-lasting performance in demanding industrial environments.
• High Tensile & Shear Strength – With 140,000 psi tensile and 84,000 psi minimum shear strength, it provides reliable fastening under heavy loads.
• Superior Corrosion Resistance – Black oxide finish offers enhanced protection against rust and wear, extending service life.
• Precision Shoulder Positioning – 20 mm shoulder diameter with tight tolerance (-0.072 to -0.01 mm) ensures accurate alignment and secure component mounting.
• Easy Installation & Removal – 10 mm hex drive socket head allows for quick, tool-friendly assembly and disassembly.
• Wide Industrial Compatibility – Metric coarse thread (M16x2mm) with Class 4g6g fit ensures seamless integration with standard machinery and equipment.
• Regulatory Compliance – Meets ISO 7379 standards and is RoHS 3/REACH compliant, supporting global supply chain requirements.

Professional Applications & Engineering Value

This M16 shoulder screw is engineered to address critical challenges in precision machinery, automation systems, and heavy-duty equipment. The alloy steel material, combined with a black oxide finish, resists corrosion and wear, reducing maintenance frequency in harsh conditions. Its 35 mm shoulder length and 20 mm shoulder diameter provide stable pivoting and alignment for rotating parts, minimizing vibration and misalignment risks. The metric coarse thread and Class 4g6g thread fit ensure secure fastening in high-stress applications, such as conveyor systems, robotic arms, and assembly jigs, where reliability and repeatability are paramount.

Specification Summary & Compliance

This shoulder screw adheres to ISO 7379 specifications, with precise dimensional tolerances: shoulder diameter tolerance of -0.072 to -0.01 mm and shoulder length tolerance of 0 to 0.25 mm. The M16x2mm metric thread follows a Class 4g6g fit for consistent engagement. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material transparency.