S-91263A891 M6 x 22 mm DIN 7991 Alloy Steel Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 120,000 psi ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
• Superior corrosion resistance from zinc-plated alloy steel construction extends service life in harsh industrial environments.
• High hardness rating (Rockwell C32) provides excellent wear resistance and maintains thread integrity during repeated use.
• Precision Class 6g thread fit guarantees consistent engagement and secure fastening in metric assemblies.
• 4mm hex drive design allows for efficient installation with standard tools, saving valuable assembly time.
• Fully threaded M6x1mm coarse spacing enables deeper penetration and stronger holding power in various materials.
• Compliance with DIN 7991, RoHS 3, and REACH standards ensures product quality, safety, and environmental responsibility for global supply chains.

Professional Applications & Engineering Value

These Class 10.9 metric flat head screws deliver critical reliability in demanding applications where vibration resistance and structural integrity are paramount. The zinc-plated alloy steel construction combats corrosion in manufacturing facilities, automotive assemblies, and outdoor equipment, while the 90° countersink angle and flat head profile provide flush mounting to prevent snagging and improve aesthetics. With M6x1mm coarse threads and full threading, installation is swift and secure, reducing assembly time in high-volume production lines. The 4mm hex drive ensures torque is efficiently transferred, minimizing strip-out risks. Ideal for heavy machinery, structural frameworks, and precision equipment, these screws solve common challenges like loosening under dynamic loads and exposure to corrosive elements, ensuring long-term operational safety.

Specification Summary & Compliance

This fastener features M6x1mm coarse threads with Class 6g thread fit per metric standards, ensuring dimensional accuracy and compatibility. Manufactured to DIN 7991 specifications, it includes a 22mm length, right-hand thread direction, and fully threaded design. Compliance is verified with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming adherence to environmental and safety standards for industrial use.