PRODUCT SPECIFICATIONSPart #: 0000-126712Fastener Type: Finished Hex NutSize Description: 1 1/8"-7Diameter/Nominal Size: 1 1/8"Thickness: 31/32" (0.939-0.999")Wrench Size/Across Flats: 1 11/16" (1.631-1.688")Width Across Corners: 1.859-1.949"Thread Pitch: 7Thread Pitch Type: CoarseThread Direction: RightSystem of Measurement: InchGrade: 5Material: Medium Carbon SteelFinish: Zinc PlatedDrive Type: External HexUsed with: Bolts/Screws up to Grade 5Average Piece Weight: 0.4030000 lbs.Nuts are almost always used in conjunction with a mating bolt to fasten multiple parts together; kept together by a combination of their threads' friction, a slight stretching of the bolt, and compression of the parts to be held together.