S-91280A064 M6 x 16 mm ISO 4017, DIN 933 Medium-Strength Metric Class 8.8 Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional Durability - Class 8.8 steel construction with Rockwell C21 hardness ensures long-lasting performance in demanding industrial environments.
• Superior Holding Power - Fully threaded M6 x 1 mm coarse pitch design provides maximum grip and resistance to loosening under vibration.
• High Tensile Strength - Rated at 110,000 psi for reliable performance in high-stress applications without failure.
• Precision Thread Fit - Class 6g thread tolerance ensures smooth installation and secure fastening with standard metric nuts.
• Easy Installation - External hex drive with 10 mm head width allows for quick assembly using common wrench tools.
• Corrosion-Resistant Finish - Black surface treatment enhances protection against rust in various operating conditions.
• Global Compliance - Meets ISO 4017 standards with RoHS 3 and REACH compliance for international project suitability.

Professional Applications & Engineering Value

These M6 hex head screws deliver critical reliability for heavy-duty industrial applications where vibration resistance and structural integrity are paramount. The Class 8.8 steel construction provides optimal strength-to-weight ratio, while the fully threaded coarse pitch design ensures maximum thread engagement in various materials. The external hex drive facilitates efficient installation in confined spaces, making these metric fasteners ideal for machinery assembly, structural frameworks, and equipment maintenance. With 110,000 psi tensile strength and Rockwell C21 hardness, they withstand extreme mechanical stresses while maintaining clamping force, solving common failure points in dynamic industrial environments.

Specification Summary & Compliance

This hex head screw features M6 x 1 mm coarse thread with Class 6g thread fit tolerance per ISO metric standards. The 16mm length provides versatile fastening capability while maintaining dimensional accuracy per ISO 4017 specifications (equivalent to DIN 933). Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material traceability. The right-hand thread direction and fully threaded design guarantee consistent performance across industrial applications.