# Buy Hex bolt Grade 5 electroplated UNC 3/4x3.1/2 - Autoservice ## Hex bolt Grade 5 electroplated UNC 3/4x3.1/2 Fasteners / Bolts / Bolts not metric Robust hex bolt made of Grade 5 steel with UNC 3/4x3.1/2 thread, electroplated for optimal protection against corrosion. ## Prices and stock - **SIN-BL-BNC34-312**: € 10,83 incl. VAT — backorder ## Order URL [Hex bolt Grade 5 electroplated UNC 3/4x3.1/2](https://www.auto-service.be/en/fasteners/bolts/bolts-not-metric/hex-bolt-grade-5-electrolitic-zinc-plated-unc-34x312-1st) ## Alternate URLs - **nl**: [Hex bolt Grade 5 electroplated UNC 3/4x3.1/2](https://www.auto-service.be/nl/bevestigingsmateriaal/bouten/bouten-niet-metrisch/zeskantbout-grade-5-electrolitisch-verzinkt-unc-34x312-1st) - **fr**: [Hex bolt Grade 5 electroplated UNC 3/4x3.1/2](https://www.auto-service.be/fr/materiel-de-fixation/boulons/boulons-non-metriques/grade-5-boulon-electrozingue-unc-34x312-1pc) - **en**: [Hex bolt Grade 5 electroplated UNC 3/4x3.1/2](https://www.auto-service.be/en/fasteners/bolts/bolts-not-metric/hex-bolt-grade-5-electrolitic-zinc-plated-unc-34x312-1st) ## Images - ![Product image](https://www.auto-service.be/assets/media/7908/conversions/zeskantbout-grade-5-electrolitisch-verzinkt-unc-34x312-1st-9184-optimized.jpg) ## Specifications - **Reference**: SIN-BL-BNC34-312 ## Product description ### High-quality hex bolt for reliable connections This hex bolt is made from Grade 5 steel, equivalent to strength class 8.8. This ensures high tensile strength and reliability in various applications. ### Specifications - **Diameter:** 3/4 inch (19.1 mm) - **Length:** 3.1/2 inch (88.9 mm) - **Thread:** UNC (Unified National Coarse) with 10 threads per inch - **Surface treatment:** Electroplated for enhanced corrosion resistance - **Standard:** Complies with ASME B18.2.1 standard ### Applications This hex bolt is ideal for: - Construction work - Machine building - Fastening heavy components ### Benefits of electroplating Electroplating offers: - Protection against rust and corrosion - Extended bolt lifespan - Aesthetically attractive finish ### Compatibility and installation Thanks to the UNC thread, this bolt is compatible with various nuts and components with matching threads. The hex head allows the bolt to be easily tightened with standard tools. ### Important considerations When using this bolt, it is essential to apply the correct tightening torques to ensure optimal performance and safety. ## Breadcrumbs - [Fasteners](https://www.auto-service.be/en/fasteners) - [Bolts](https://www.auto-service.be/en/fasteners/bolts) - [Bolts not metric](https://www.auto-service.be/en/fasteners/bolts/bolts-not-metric) ## Related products - [Hex bolt Grade 5 electroplated UNC 3/4x4.1/2](https://www.auto-service.be/en/fasteners/bolts/bolts-not-metric/hex-bolt-grade-5-electrolitic-zinc-plated-unc-34x412-1st) - [Hex bolt Grade 5 electroplated UNC 3/8x2 inch (5 pieces)](https://www.auto-service.be/en/fasteners/bolts/bolts-not-metric/hex-bolt-grade-5-electrolitic-zinc-plated-unc-38x2in-5st) - [Hex bolt Grade 5 electroplated UNC 5/8x7 inch](https://www.auto-service.be/en/fasteners/bolts/bolts-not-metric/hex-bolt-grade-5-electrolitic-zinc-plated-unc-58x7in-1st) - [Hex bolt Grade 5 electroplated UNF 7/16x1.3/4 (5 pieces)](https://www.auto-service.be/en/fasteners/bolts/bolts-not-metric/hex-bolt-grade-5-electrolitic-zinc-plated-unf-716x134-5pcs) - 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