Imperial Hexagonal Bolt Full Thread 5/16-18 * 4" Grade 5

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This hexagonal bolt has a length of 4" with a threading of 5/16-18 [Fully Threaded]. It is made of zinc plated and thus provide medium resistance to corrosion in both dry and wet e nvironments. The Grade 5 increases its strength against the pressure and has a tensile strength and hardness of 120,000 psi | Rockwell C25. Furthermore, it features a shear strength of 72,000 psi. UNC | Coarse threads are an industry standard. These bolts are classified as ASME B19.2.1 | SAE J429 and comply with dimensional standards. Show more