1"-8 Hex Jam Nuts/Steel/Zinc Yellow Plating (Quantity: 25)

Jam nuts are tightened against the work surface and a finished or heavy hex nut is tightened agianst the jam to keep it from loosening | Thread Diameter-Pitch: 1"-8 inches | Width Across the Flats: 1 1/2" inches | Thickness/Height: 35/64" inches | Manufactured to ASME B18.2.2 & SAE J995 specifications