5/16"-18 x 3/4" (FT) Coarse Thread A307 Grade A Step Bolt Low Carbon Steel Plain Finish Pk 50

PRODUCT SPECIFICATIONSPart #: 0000-114749Fastener Type: Step BoltSize Description: 5/16"-18 x 3/4" (FT)Diameter/Nominal Size: 5/16"Length: 3/4"Head Diameter: 1.000-1.031"Head Height: 0.156-0.176"Neck Across Square/Diameter: 0.307-0.324"Neck Height: 0.156-0.187"Thread Pitch: 18Thread Pitch Type: CoarseThread Direction: RightThread Coverage: FullSystem of Measurement: InchGrade: A (2)Material: Low Carbon SteelFinish: Plain Finish (No Plating)Standards Met: A307Average Piece Weight: 0.0370000 lbs.Step Bolts are similar to carriage bolts in that they both have a square shoulder and a larger bearing surface. Step bolts, however, have a larger and lower-profile with a round head, creating a smooth surface. The larger heads also make it a more difficult pull through soft materials.

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