S-92981A196 M6 ISO 7379 Shoulder Screws

Key Features & Benefits at a Glance

• Enhanced Durability & Corrosion Resistance: The black oxide finish provides a protective layer, reducing wear and extending service life in demanding industrial environments.
• Superior Strength for Heavy-Duty Applications: Made from alloy steel with a 140,000 psi tensile strength and 84,000 psi shear strength, this screw reliably handles high-stress loads.
• Precision Alignment & Smooth Rotation: The 8mm shoulder diameter with tight tolerances ensures accurate component positioning and reduces wear on mating parts.
• Secure & Efficient Installation: The 4 mm hex drive (socket head) allows for high torque application and prevents stripping, ensuring a tight, reliable fit.
• Reliable Thread Engagement: The M6x1mm coarse thread with Class 5g6g fit offers easy assembly and consistent, secure fastening in various materials.
• Global Compliance & Material Safety: Meets ISO 7379 specifications and is RoHS 3 & REACH compliant, ensuring international quality and environmental safety standards.
• Optimized for Automated Assembly: The consistent Rockwell C32 hardness and standardized dimensions provide reliable performance in high-volume production settings.

Professional Applications & Engineering Value

This M6 shoulder screw is engineered to address critical alignment and high-load challenges in precision machinery. The alloy steel construction and black oxide finish combat corrosion and wear, making it ideal for automotive assemblies, robotics, and conveyor systems where exposure to oils and moisture is common. The integrated shoulder acts as a precise pivot or spacer, eliminating the need for additional bushings and simplifying design. The hex drive ensures secure installation in confined spaces, reducing assembly time and preventing tool slippage. By conforming to ISO 7379, it guarantees dimensional consistency, which is crucial for maintaining tolerances in automated manufacturing and reducing downtime due to part failure.

Specification Summary & Compliance

This metric shoulder screw features an M6x1mm coarse thread with a Class 5g6g thread fit for standard tolerance applications. The shoulder diameter is 8 mm with a tolerance of -0.072 to -0.01 mm, and the shoulder length is 6 mm with a tolerance of 0 to 0.25 mm, ensuring precise assembly. It is manufactured in accordance with ISO 7379 and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its adherence to international safety and environmental standards.