# Buy Hex bolt Grade 5 UNC 3/8x3 inch at Autoservice ## Hex bolt Grade 5 electroplated UNC 3/8x3 inch (5 pieces) Fasteners / Bolts / Bolts not metric Strong hex bolt with UNC 3/8x3 inch thread, Grade 5, electroplated, per 5 pieces. ## Prices and stock - **SIN-BL-BNC38-3**: € 14,46 incl. VAT — backorder ## Order URL [Hex bolt Grade 5 electroplated UNC 3/8x3 inch (5 pieces)](https://www.auto-service.be/en/fasteners/bolts/bolts-not-metric/hex-bolt-grade-5-electrolitic-zinc-plated-unc-38x3in-5st) ## Alternate URLs - **nl**: [Hex bolt Grade 5 electroplated UNC 3/8x3 inch (5 pieces)](https://www.auto-service.be/nl/bevestigingsmateriaal/bouten/bouten-niet-metrisch/zeskantbout-grade-5-electrolitisch-verzinkt-unc-38x3in-5st) - **fr**: [Hex bolt Grade 5 electroplated UNC 3/8x3 inch (5 pieces)](https://www.auto-service.be/fr/materiel-de-fixation/boulons/boulons-non-metriques/grade-5-boulon-electrozingue-unc-38x3in-5pc) - **en**: [Hex bolt Grade 5 electroplated UNC 3/8x3 inch (5 pieces)](https://www.auto-service.be/en/fasteners/bolts/bolts-not-metric/hex-bolt-grade-5-electrolitic-zinc-plated-unc-38x3in-5st) ## Images - ![Product image](https://www.auto-service.be/assets/media/7921/conversions/zeskantbout-grade-5-electrolitisch-verzinkt-unc-38x3in-5st-9197-optimized.jpg) ## Specifications - **Reference**: SIN-BL-BNC38-3 - **Materiaal**: Staal - **Diameter ⌀**: 3/8" - **Lengte (product)**: 3 mm - **Spoed**: 1.59 mm - **Sleutelwijdte**: 9/16" - **Normering**: DIN 931 - **Oppervlakte Bedekking**: Electrolitisch Verzinkt - **Soort kop**: Zeskant - **Aantal in verpakking**: 5 - **ADR Classificatie**: Geen ADR Classificatie - **Material**: Steel - **Length (product)**: 3 mm - **Spindle**: 1.59 mm - **Key width**: 9/16" - **Standard**: DIN 931 - **Surface Coverage**: Electrolytic Galvanized - **Head type**: Zeskant - **Quantity in packaging unit**: 5 - **ADR Classification**: No ADR Classification ## Product description ### Robust hex bolt for various applications This hex bolt with a diameter of 3/8 inch and a length of 3 inches is ideal for a wide range of fastening tasks. Thanks to the Grade 5 strength class, this bolt offers an excellent balance between strength and flexibility, which is essential for reliable connections. ### Unified National Coarse (UNC) thread The bolt features UNC threading, ensuring quick and easy assembly. This type of thread is particularly suitable for applications where vibrations and shocks occur, as it is less likely to loosen than finer thread types. ### Electroplated finish The electroplated finish provides good protection against corrosion, making the bolt suitable for use in humid environments. This extends the bolt's lifespan and ensures long-lasting reliability. ### Technical specifications - **Diameter:** 3/8 inch (9.6 mm) - **Length:** 3 inch (76 mm) - **Thread:** UNC with 16 threads per inch - **Wrench size:** 9/16 inch - **Head height:** 6 mm ### Application possibilities This hex bolt is suitable for various applications, including: - Fastening parts in the automotive sector - Construction work - Machine building ### Packaging The bolts are supplied in sets of 5 pieces, which is convenient for both small and larger projects. This ensures you always have enough bolts on hand for your tasks. ### Compatibility with nuts For optimal connection, it is recommended to combine these bolts with matching hex nuts with UNC 3/8 inch thread and Grade 5 strength class. This guarantees a strong and secure fastening. ### Standards and quality This hex bolt complies with the ASME B18.2.1 standard, which stands for precise dimensions and high quality standards. The Grade 5 classification corresponds to the 8.8 strength class in the metric system, indicating high tensile strength and reliability. ### Advantages at a glance - **High strength:** Grade 5 classification for reliable connections - **Corrosion resistant:** Electroplated finish for protection against rust - **Easy assembly:** UNC thread for quick and secure fastening - **Versatile:** Suitable for various applications in different sectors With this hex bolt, you choose a high-quality fastener that meets the demands of professionals in the automotive and construction sectors. ## 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 zinc UNC 1 inch x 4 1/2 inch](https://www.auto-service.be/en/fasteners/bolts/bolts-not-metric/hex-bolt-grade-5-electrolitic-zinc-plated-unc-1inx412-1st) - 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