SRK Metals' NF E 25 511 Afnor Serrated Conical Contact Washers are designed for maximum grip and reliable fastening in high-vibration environments. The serrated conical design provides excellent locking capability, distributing load evenly and preventing loosening. Ideal for mechanical and industrial applications, these washers are crafted from high-quality, corrosion-resistant materials, ensuring long-lasting durability. Trust SRK Metals for washers that meet NF E 25 511 standards, offering a robust solution for secure, vibration-resistant assemblies.