3/8-16 X 3-1/2in UNC Grade 5 Full Thread Carriage Bolt Plain Finish

Made from medium carbon steel, this 3/8-16 x 3 1/2 Grade 5 carriage bolt has a round head with a square next under the head and is fully threaded. The square neck is designed to keep the bolt from turning as a nut is tightened. Proof Load is 85,000 PSI with a minimum Yield Strength of 92,000 PSI and Tensile Strength of 120,000 PSI. (CB38312C5P)