# Locknut DIN985 UNF 7/8" buy at Autoservice ## Locknut DIN985 UNF 7/8" steel zinc-plated class 8 Fasteners / Nuts / Locknuts not metric Self-locking hex nut with UNF 7/8" thread, equipped with nylon ring and electrolytically zinc-plated for optimal protection. ## Prices and stock - **SIN-BL-INF78**: € 8,45 incl. VAT — backorder ## Order URL [Locknut DIN985 UNF 7/8" steel zinc-plated class 8](https://www.auto-service.be/en/fasteners/nuts/locknuts-not-metric/locknut-6-din985-electrolitic-zinc-plated-unf-78-1st) ## Alternate URLs - **nl**: [Locknut DIN985 UNF 7/8" steel zinc-plated class 8](https://www.auto-service.be/nl/bevestigingsmateriaal/moeren/borgmoeren-niet-metrisch/borgmoer-6-din985-electrolitisch-verzinkt-unf-78-1st) - **fr**: [Locknut DIN985 UNF 7/8" steel zinc-plated class 8](https://www.auto-service.be/fr/materiel-de-fixation/noix/contre-ecrous-non-metriques/ecrou-indesserrable-6-din985-electrozingue-unf-78-1pc) - **en**: [Locknut DIN985 UNF 7/8" steel zinc-plated class 8](https://www.auto-service.be/en/fasteners/nuts/locknuts-not-metric/locknut-6-din985-electrolitic-zinc-plated-unf-78-1st) ## Images - ![Product image](https://www.auto-service.be/assets/media/9143/conversions/borgmoer-6-din985-electrolitisch-verzinkt-unf-78-1st-10437-optimized.jpg) ## Specifications - **Reference**: SIN-BL-INF78 ## Product description ### Reliable locking for your applications This self-locking hex nut with UNF 7/8" thread is designed to prevent loosening due to vibrations. Thanks to the integrated nylon ring, the nut stays firmly in place, which is essential for applications where reliability is paramount. ### High-quality material choice Made of steel with a strength class of 8.8, this nut provides the necessary strength for various applications. The electrolytic zinc plating offers an extra protective layer against corrosion, extending the nut's lifespan. ### Specifications - **Thread type:** UNF 7/8" - **Material:** Steel - **Strength class:** 8.8 - **Surface treatment:** Electrolytically zinc-plated - **Standard:** DIN 985 - **Height:** 25.3 mm - **Wrench size:** 1 5/16 inch ### Application areas This locknut is ideal for use in: - **Automotive sector:** Fastening parts exposed to constant vibrations. - **Mechanical engineering:** Securing bolt connections in moving machines. - **Construction:** Anchoring structural elements where stability is crucial. ### Advantages of this locknut - **Increased safety:** The nylon ring effectively prevents the nut from loosening due to vibrations. - **Durability:** The zinc-plated finish provides protection against rust and wear. - **Easy installation:** Compatible with standard tools for UNF 7/8" nuts. ### Maintenance and usage tips For optimal performance, it is recommended to regularly inspect the nut for wear or damage. Ensure the thread is clean and free of debris before installation to guarantee a strong and secure connection. ### Available variants In addition to the UNF 7/8" version, other sizes and strength classes are available to meet various needs. Consult the full range for the right specifications for your project. ## Breadcrumbs - [Fasteners](https://www.auto-service.be/en/fasteners) - [Nuts](https://www.auto-service.be/en/fasteners/nuts) - [Locknuts not metric](https://www.auto-service.be/en/fasteners/nuts/locknuts-not-metric) ## Related products - [Locknut DIN985 electroplated UNC 1.1/4](https://www.auto-service.be/en/fasteners/nuts/locknuts-not-metric/locknut-6-din985-electrolitic-zinc-plated-unc-114-1st) - [Locknut DIN985 electroplated zinc UNC 7/16](https://www.auto-service.be/en/fasteners/nuts/locknuts-not-metric/locknut-6-din985-electrolitic-zinc-plated-unc-716-20pcs) - [Locknut DIN985 UNF 1/4-28 with nylon insert, zinc-plated (100 pieces)](https://www.auto-service.be/en/fasteners/nuts/locknuts-not-metric/locknut-6-din985-electrolitic-zinc-plated-unf-14-28-100pcs) - [Locknut DIN985 UNF 5/8" steel zinc-plated grade 8](https://www.auto-service.be/en/fasteners/nuts/locknuts-not-metric/locknut-6-din985-electrolitic-zinc-plated-unf-58-50pcs) - 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