S-91294A546 M6 x 90 mm DIN 7991, ISO 10642 Alloy Steel Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 120,000 psi ensures reliable performance under high-stress conditions, reducing the risk of fastener failure in critical applications.
• Black-oxide coating on alloy steel provides enhanced corrosion resistance, extending service life in harsh industrial environments.
• Class 10.9 strength grade guarantees high durability and load-bearing capacity, ideal for demanding mechanical assemblies.
• Fully threaded M6 coarse pitch design with Class 6g fit allows for quick installation and secure fastening in various materials.
• 4 mm hex drive and flat head profile enable easy, flush installation with standard tools, minimizing protrusion and improving aesthetics.
• Rockwell C32 hardness ensures resistance to wear and deformation, maintaining integrity over repeated use.
• Compliance with DIN 7991/ISO 10642 standards ensures dimensional accuracy and interoperability in international projects.

Professional Applications & Engineering Value

This M6 flat head screw is engineered from black-oxide alloy steel to address common industrial challenges such as vibration loosening and environmental degradation. The fully threaded coarse pitch design, combined with a Class 10.9 strength rating, provides superior clamping force and fatigue resistance in heavy machinery, automotive systems, and structural frameworks. The 90° countersink angle and flat head allow for seamless integration into surfaces, reducing stress concentrations and improving load distribution. Ideal for applications requiring high tensile strength and corrosion protection, this screw ensures long-term reliability in demanding environments, supported by its compliance with global standards for consistent performance.

Specification Summary & Compliance

This fastener adheres to precise Class 6g thread fit and ISO metric standards, ensuring dimensional accuracy for M6 x 1 mm coarse threads. It meets DIN 7991/ISO 10642 specifications for flat head screws, with full threading and a 90° countersink angle. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming environmental safety and material restrictions adherence for industrial use.