# Buy spring washer DIN127B M4 at Autoservice ## Spring washer DIN127B electrolytically galvanized M4 (200 pieces) Fasteners / Rings / Spring ring Self-locking spring washers M4, electrolytically galvanized, prevent loosening of bolts and nuts. ## Prices and stock - **SIN-AB4-BULK**: € 9,25 incl. VAT — 1 in stock ## Order URL [Spring washer DIN127B electrolytically galvanized M4 (200 pieces)](https://www.auto-service.be/en/fasteners/rings/spring-ring/spring-washer-din127b-electrolitic-zinc-plated-m4-200pcs) ## Alternate URLs - **nl**: [Spring washer DIN127B electrolytically galvanized M4 (200 pieces)](https://www.auto-service.be/nl/bevestigingsmateriaal/ringen/veerring/veerring-din127b-electrolitisch-verzinkt-m4-200st) - **fr**: [Spring washer DIN127B electrolytically galvanized M4 (200 pieces)](https://www.auto-service.be/fr/materiel-de-fixation/anneaux/anneau-de-printemps/rondelle-ressort-din127b-electrozingue-m4-200pc) - **en**: [Spring washer DIN127B electrolytically galvanized M4 (200 pieces)](https://www.auto-service.be/en/fasteners/rings/spring-ring/spring-washer-din127b-electrolitic-zinc-plated-m4-200pcs) ## Images - ![Product image](https://www.auto-service.be/assets/media/8818/conversions/veerring-din127b-electrolitisch-verzinkt-m4-200st-10110-optimized.jpg) ## Specifications - **Reference**: SIN-AB4-BULK ## Product description ### Reliable locking for M4 fastenings When assembling bolts and nuts, it is essential to ensure that they are securely tightened and do not come loose due to vibrations or movements. The DIN127B spring washer in M4 size offers the perfect solution for this. This self-locking washer effectively prevents your fasteners from loosening, increasing the safety and durability of your constructions. ### High-quality material selection These spring washers are made from spring steel, known for its excellent resilience and strength. The electrolytic galvanization provides an extra protective layer against corrosion, making the washers suitable for various applications, both indoors and outdoors. The galvanized finish also gives your assembly work a neat appearance. ### Precise dimensions for optimal fit The DIN127B M4 spring washer is precisely designed with the following specifications: - **Inner diameter:** 4.1 mm - **Outer diameter:** 7.6 mm - **Thickness:** 0.9 mm These dimensions ensure a perfect fit on M4 bolts and nuts, contributing to a stable and reliable connection. ### Versatile use in various sectors Whether you work in the automotive sector, mechanical engineering, or general construction, these spring washers are widely applicable. They are ideal for situations where vibrations and dynamic loads occur, such as in engines, transmissions, and other mechanical systems. Using these washers increases the reliability and lifespan of your assemblies. ### Easy installation for maximum efficiency Using the DIN127B spring washer is simple and requires no special tools. Place the washer between the nut and the surface to be fastened, tighten the nut, and the spring washer provides the necessary tension to prevent loosening. This saves time and effort during the assembly and disassembly of parts. ### Economical packaging for bulk users These spring washers are supplied in a pack of 200 pieces, making them particularly suitable for professionals and companies that regularly use fasteners. The bulk packaging ensures excellent value for money and reduces the frequency of reorders. ### Quality according to DIN standards The spring washer complies with the DIN127B standard, which guarantees consistency in dimensions and quality. This means you can rely on a product that meets industrial standards and is suitable for professional applications. ### Summary of the benefits - **Self-locking:** Effectively prevents bolts and nuts from loosening. - **High-quality material:** Made of spring steel with electrolytic galvanization for extra corrosion resistance. - **Precise dimensions:** Inner diameter of 4.1 mm, outer diameter of 7.6 mm, and thickness of 0.9 mm for a perfect fit on M4 fastenings. - **Widely applicable:** Suitable for various sectors such as automotive, mechanical engineering, and construction. - **Easy installation:** No special tools required, quick and efficient to use. - **Economical packaging:** 200 pieces per pack, ideal for bulk users. - **DIN compliant:** Meets the DIN127B standard for guaranteed quality and reliability. With the DIN127B M4 electrolytically galvanized spring washer, you choose a reliable and durable solution to keep your fastenings secure and safe. ## Breadcrumbs - [Fasteners](https://www.auto-service.be/en/fasteners) - [Rings](https://www.auto-service.be/en/fasteners/rings) - [Spring ring](https://www.auto-service.be/en/fasteners/rings/spring-ring) ## Related products - [Spring washer DIN 127B electrolytically galvanized M12 (50 pieces)](https://www.auto-service.be/en/fasteners/rings/spring-ring/spring-washer-din-127b-evz-m12-50pcs) - [Spring washer DIN127B electrolytically galvanized M14 (50 pieces)](https://www.auto-service.be/en/fasteners/rings/spring-ring/spring-washer-din127b-electrolitic-zinc-plated-m14-50pcs) - [Stainless steel A2 spring washer DIN127B M3 with flat ends](https://www.auto-service.be/en/fasteners/rings/spring-ring/stainless-steel-a2-spring-washer-din127b-m3-50pcs) - [Stainless steel A2 spring washer DIN127B M7 with flat ends](https://www.auto-service.be/en/fasteners/rings/spring-ring/stainless-steel-a2-washer-din127b-m7-200pcs) - 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