1/2"-20 Thin Hex Jam Nuts, Steel, Plain

Jam nuts are also known as low form nuts or thin nuts.Jam nuts are about half the height of regular finished nuts.Diameter (Nominal): 1/2"Diameter (Dimension): 0.5"Thread Pitch: 20Thread Length (Minimum): 0.313"Across Flats (Basic): 3/4"Height (Basic): 0...