S-97471A125 13 mm ID x 30 mm OD DIN 432 Tab Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance with the tab lock design that prevents loosening under dynamic loads, ensuring long-term joint integrity.
• Excellent corrosion resistance from 316 stainless steel material, ideal for harsh environments including marine and chemical applications.
• Precise dimensional fit with 13mm ID and 30mm OD designed specifically for M12 screws, enabling quick installation and reliable performance.
• Durable construction with 1.2mm thickness and 4.5mm overall height, providing consistent locking force without compromising space.
• Compliance with DIN 432 standard ensures interchangeability and reliability in European machinery and equipment assemblies.
• Environmental regulatory adherence with RoHS 3 and REACH compliance, supporting sustainable and safe manufacturing practices.
• Cost-effective maintenance due to high durability and corrosion resistance, reducing replacement frequency and downtime.

Professional Applications & Engineering Value

This M12 tab lock washer is engineered to address common industrial challenges such as fastener loosening from vibrations and corrosion in demanding settings. Made from 316 stainless steel, it offers exceptional resistance to chemicals, saltwater, and high temperatures, making it suitable for marine equipment, chemical processing plants, and outdoor machinery. The tab lock mechanism securely engages with the nut and surface, providing a mechanical lock that maintains clamp load under cyclic stresses. By meeting DIN 432 specifications, this washer ensures precise fit and performance in metric-based assemblies, reducing the risk of assembly errors and enhancing overall system reliability. Its metric dimensions (13mm ID, 30mm OD, 1.2mm thickness) facilitate easy integration with M12 fasteners, streamlining installation in industrial washers and mechanical fasteners applications where vibration resistance and longevity are critical.

Specification Summary & Compliance

This tab lock washer conforms to DIN 432 standards for dimensional accuracy and performance, with key specifications including Inner Diameter (ID) of 13 mm, Outer Diameter (OD) of 30 mm, Thickness of 1.2 mm, and Overall Height of 4.5 mm. It is designed for use with M12 screw sizes and manufactured from 316 stainless steel for robust mechanical properties. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets environmental and safety requirements for hazardous substances.