S-93510A145 M20 DIN 934L Hex Nuts

Key Features & Benefits at a Glance

• Corrosion-resistant 18-8 stainless steel construction ensures long-term reliability in harsh environments, reducing maintenance costs and downtime.
• Left-hand thread design provides secure fastening in applications where standard right-hand threads may loosen due to rotational forces.
• Class 6H thread fit guarantees precise engagement with mating components, minimizing the risk of cross-threading and ensuring consistent clamping force.
• DIN 934L compliance assures consistent quality, dimensional accuracy, and interchangeability in European machinery and equipment.
• Coarse 2.5mm pitch threads enable quick assembly and disassembly, improving efficiency in maintenance and production lines.
• RoHS 3 and REACH compliance meets strict environmental regulations, making it suitable for global supply chains and eco-conscious industries.
• Standard external hex drive allows for easy installation using common wrenches, reducing tooling requirements and labor time.

Professional Applications & Engineering Value

This M20 left-hand thread hex nut is engineered to address critical challenges in industrial settings where reverse-rotation forces are prevalent. Made from 18-8 stainless steel, it offers superior corrosion resistance, making it ideal for use in chemical processing, marine equipment, and outdoor machinery exposed to moisture and corrosive agents. The coarse metric thread with a 2.5mm pitch ensures robust performance in high-vibration environments, preventing unintentional loosening in conveyor systems, rotating shafts, and heavy-duty assemblies. Compliant with DIN 934L standards, this nut provides reliable thread fit and dimensional consistency, reducing assembly errors and enhancing safety in automotive, aerospace, and manufacturing applications.

Specification Summary & Compliance

This hex nut features an M20 thread size with a 2.5mm coarse pitch and Class 6H thread fit per ISO metric standards, ensuring precise tolerances for secure fastening. It conforms to DIN 934L specifications for dimensional accuracy, with a width of 30mm and height of 16mm. The product is manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of restricted hazardous substances for safe use in industrial and export markets.