S-91294A595 M20 x 35 mm DIN 7991, ISO 10642 Alloy Steel Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Exceptional durability with Class 10.9 high-tensile strength (120,000 psi) and Rockwell C32 hardness for reliable performance in demanding industrial environments
• Superior corrosion resistance thanks to the black-oxide coating on alloy steel, extending service life in harsh conditions
• Secure and efficient installation with a 12mm hex drive and fully threaded coarse 2.5mm pitch for quick, stable fastening
• Precise flush mounting enabled by the standard flat head profile and 90° countersink angle for clean, professional finishes
• Consistent dimensional accuracy with Class 6g thread fit and compliance with DIN 7991/ISO 10642 standards, ensuring reliable interchangeability
• Environmental and safety compliance meeting RoHS 3 and REACH regulations for responsible industrial use
• Versatile right-hand threading designed for standard assembly processes, reducing installation errors and improving workflow efficiency

Professional Applications & Engineering Value

This M20 flat head screw is engineered to address critical challenges in industrial fastening, such as vibration resistance and long-term structural integrity. The black-oxide alloy steel construction provides enhanced protection against rust and wear, making it ideal for machinery, automotive assemblies, and construction projects exposed to moisture or chemicals. With a coarse 2.5mm thread pitch and fully threaded design, it ensures maximum grip and load distribution, reducing the risk of loosening under stress. The hex drive allows for high-torque application, facilitating quick installation in tight spaces while maintaining alignment. By adhering to DIN 7991/ISO 10642 standards, this screw delivers consistent performance, minimizing downtime and maintenance costs in professional settings.

Specification Summary & Compliance

This fastener features precise Class 6g thread fit and metric coarse threading with a 2.5mm pitch, ensuring dimensional accuracy per international standards. It complies with DIN 7991 and ISO 10642 specifications for flat head screws, guaranteeing reliable performance in industrial applications. Additionally, it meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety and environmental responsibility for global supply chains.