S-90710A045 M20 DIN 439B, ISO 4035 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to 18-8 stainless steel construction, ensuring long-term reliability in harsh environments.
• Space-saving thin profile with a 10mm height, ideal for applications with limited clearance without compromising strength.
• Precise and reliable thread engagement with Class 6H thread fit, reducing the risk of cross-threading and ensuring secure fastening.
• Broad compatibility and interchangeability by conforming to DIN 439B and ISO 4035 standards for metric coarse threads (M20x2.5).
• Easy installation and removal with a standard 30mm external hex drive, allowing for high torque application with common tools.
• Enhanced environmental and safety compliance by meeting RoHS 3 and REACH regulations, making it suitable for regulated industries.
• Optimized for high-stress applications due to its coarse thread pitch, providing improved vibration resistance and faster assembly.

Professional Applications & Engineering Value

This M20 thin hex nut is engineered from 18-8 stainless steel, offering exceptional resistance to corrosion and oxidation, which is critical in industries like chemical processing, marine, and outdoor infrastructure. Its thin profile (10mm height) addresses space constraints in compact assemblies, such as machinery frames, electrical enclosures, and automotive components, without sacrificing performance. The Class 6H thread fit and coarse pitch (2.5 mm) ensure quick, secure fastening and reduced susceptibility to loosening under vibration, enhancing operational safety. Compliant with DIN 439B and ISO 4035 standards, it guarantees consistency and reliability in global supply chains, making it a trusted choice for engineers seeking durable, metric coarse thread solutions.

Specification Summary & Compliance

This nut features precise M20x2.5 mm coarse thread with Class 6H thread fit per ISO standards, ensuring dimensional accuracy and interchangeability. Manufactured in accordance with DIN 439B and ISO 4035 specifications, it includes a 30mm width and 10mm height for consistent performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, affirming its safety for use in environmentally sensitive and industrial applications.