This hexagonal bolt has a length of 3-1/4 with a threading of 5/16-18 [Partially Threaded]. It is made of zinc plated and thus provide medium resistance to corrosion in both dry and wet environments.
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.
