# Buy Lock Washer DIN 6798A M20 at Autoservice ## Lock washer DIN 6798A electrolytically galvanized M20 (50 pieces) Fasteners / Rings / External spring washers Self-locking lock washer M20, electrolytically galvanized, prevents loosening of bolts and nuts. ## Prices and stock - **SIN-AC20-BULK**: € 28,27 incl. VAT — backorder ## Order URL [Lock washer DIN 6798A electrolytically galvanized M20 (50 pieces)](https://www.auto-service.be/en/fasteners/rings/external-spring-washers/toothed-ring-din6798a-electrolitic-zinc-plated-m20-50pcs) ## Alternate URLs - **nl**: [Lock washer DIN 6798A electrolytically galvanized M20 (50 pieces)](https://www.auto-service.be/nl/bevestigingsmateriaal/ringen/buitentandveerringen/tandveerring-din6798a-electrolitisch-verzinkt-m20-50st) - **fr**: [Lock washer DIN 6798A electrolytically galvanized M20 (50 pieces)](https://www.auto-service.be/fr/materiel-de-fixation/anneaux/rondelles-elastiques-dentelees-a-lexterieur/rondelle-a-dents-din6798a-electrozingue-m20-50pc) - **en**: [Lock washer DIN 6798A electrolytically galvanized M20 (50 pieces)](https://www.auto-service.be/en/fasteners/rings/external-spring-washers/toothed-ring-din6798a-electrolitic-zinc-plated-m20-50pcs) ## Images - ![Product image](https://www.auto-service.be/assets/media/9279/conversions/tandveerring-din6798a-electrolitisch-verzinkt-m20-50st-10574-optimized.jpg) ## Specifications - **Reference**: SIN-AC20-BULK ## Product description ### Reliable locking for your fastenings When assembling bolts and nuts, it is essential to ensure they are securely fastened and do not come loose due to vibrations or other forces. The lock washer DIN 6798A M20 offers the perfect solution for this. Thanks to the external teeth, the washer grips firmly into the material, providing reliable locking. ### High-quality material choice This lock washer is made from spring steel, known for its resilience and durability. The electrolytic galvanization provides an extra protective layer against corrosion, significantly extending the washer's lifespan, even in humid or corrosive environments. ### Precise dimensions for optimal fit - **Inner diameter (d1):** 21 mm - **Outer diameter (d2):** 33 mm - **Thickness (s1):** 1.4 mm These precise dimensions ensure a perfect fit on M20 bolts and nuts, maximizing the effectiveness of the locking mechanism. ### Application possibilities The lock washer DIN 6798A M20 is suitable for various applications, including: - **Automotive sector:** Fastening of parts exposed to vibrations. - **Construction sector:** Anchoring of structural elements. - **Mechanical engineering:** Securing moving parts to prevent loosening. ### Advantages at a glance - **Self-locking:** Effectively prevents bolts and nuts from loosening. - **Corrosion resistant:** Thanks to the electrolytic galvanization. - **Durable:** Made from high-quality spring steel for a long lifespan. ### Packaging and availability These lock washers are supplied in sets of 50 pieces, ideal for both small and large projects. They are available directly from stock, so you can quickly get started with your fastening tasks. ### Compliance with standards The lock washer meets the DIN 6798A standard, ensuring quality and reliability in your applications. ## Breadcrumbs - [Fasteners](https://www.auto-service.be/en/fasteners) - [Rings](https://www.auto-service.be/en/fasteners/rings) - [External spring washers](https://www.auto-service.be/en/fasteners/rings/external-spring-washers) ## Related products - [Toothed lock washer DIN6798A electrolytically galvanized M16 (100 pieces)](https://www.auto-service.be/en/fasteners/rings/external-spring-washers/toothed-ring-din6798a-electrolitic-zinc-plated-m16-100pcs) - [Toothed lock washer DIN6798A M18 electrolytically galvanized](https://www.auto-service.be/en/fasteners/rings/external-spring-washers/toothed-ring-din6798a-electrolitic-zinc-plated-m18-50pcs) - [Toothed lock washer DIN 6798A electrolytically galvanized M3 (200 pieces)](https://www.auto-service.be/en/fasteners/rings/external-spring-washers/toothed-ring-din6798a-electrolitic-zinc-plated-m3-200pcs) - 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