# Buy Hex bolt UNF 3/8x3 inch at Autoservice ## Hex bolt UNF 3/8x3 inch Grade 5 electroplated zinc Fasteners / Bolts / Bolts not metric Strong hex bolt UNF 3/8x3 inch, Grade 5, electroplated zinc for optimal corrosion protection. ## Prices and stock - **SIN-BNF38-3**: € 72,09 incl. VAT — backorder ## Order URL [Hex bolt UNF 3/8x3 inch Grade 5 electroplated zinc](https://www.auto-service.be/en/fasteners/bolts/bolts-not-metric/hex-bolt-grade-5-electrolitic-zinc-plated-unf-38x3in-100st) ## Alternate URLs - **nl**: [Hex bolt UNF 3/8x3 inch Grade 5 electroplated zinc](https://www.auto-service.be/nl/bevestigingsmateriaal/bouten/bouten-niet-metrisch/zeskantbout-grade-5-electrolitisch-verzinkt-unf-38x3in-100st) - **fr**: [Hex bolt UNF 3/8x3 inch Grade 5 electroplated zinc](https://www.auto-service.be/fr/materiel-de-fixation/boulons/boulons-non-metriques/grade-5-boulon-electrozingue-unf-38x3in-100pc) - **en**: [Hex bolt UNF 3/8x3 inch Grade 5 electroplated zinc](https://www.auto-service.be/en/fasteners/bolts/bolts-not-metric/hex-bolt-grade-5-electrolitic-zinc-plated-unf-38x3in-100st) ## Images - ![Product image](https://www.auto-service.be/assets/media/8045/conversions/zeskantbout-grade-5-electrolitisch-verzinkt-unf-38x3in-100st-9322-optimized.jpg) ## Specifications - **Reference**: SIN-BNF38-3 ## Product description ### Robust hex bolt for reliable connections This hex bolt with UNF thread, 3/8 inch diameter and 3 inch length, is made from Grade 5 quality steel. This ensures high tensile strength and durability, essential for strong and reliable connections in various applications. ### Electroplated zinc finish The electroplated zinc finish provides excellent protection against corrosion. This makes the bolt suitable for use in environments where moisture and other corrosive elements are present, extending the lifespan of your constructions. ### Precise UNF threading With a Unified National Fine (UNF) thread of 24 threads per inch, this bolt ensures a tighter fit and higher tensile strength in the connection. This is especially beneficial in applications where vibrations and dynamic loads occur. ### Compliant with ASME B18.2.1 and SAE J429 standards This hex bolt meets the ASME B18.2.1 and SAE J429 standards, ensuring consistent quality and dimensions. This makes the bolt compatible with other components that meet the same standards. ### Versatile applications Thanks to the combination of strength, corrosion resistance, and precise threading, this hex bolt is ideal for: - Automotive industry - Mechanical engineering - Construction projects - Repair and maintenance work ### Key specifications - **Diameter:** 3/8 inch - **Length:** 3 inch - **Thread:** UNF, 24 threads per inch - **Material:** Steel, Grade 5 - **Finish:** Electroplated zinc - **Standards:** ASME B18.2.1, SAE J429 With this hex bolt, you choose a reliable and durable solution for all your fastening needs. ## 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 3/8x2.1/2 (5 pieces)](https://www.auto-service.be/en/fasteners/bolts/bolts-not-metric/hex-bolt-grade-5-electrolitic-zinc-plated-unc-38x212-5pcs) - 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