PRODUCT SPECIFICATIONS
Part #: 0000-115647
Fastener Type: Step Bolt
Size Description: 5/16"-18 x 1" (FT)
Diameter/Nominal Size: 5/16"
Length: 1"
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: 18
Thread Pitch Type: Coarse
Thread Direction: Right
Thread Coverage: Full
System of Measurement: Inch
Grade: A (2)
Material: Low Carbon Steel
Finish: Plain Finish (No Plating)
Standards Met: A307
Average Piece Weight: 0.0445600 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.