John Deere Original Equipment Lock Nut - 14M7401 Metric Hex Fl Self Locking Nut Specifications: Thread Size 0.472IN, Thread Pitch 0.069IN, Thickness 0.634IN, Width Across Flats 0.709IN, Flange Diameter 1.024IN, Wrench Height 0.268IN, Locking Element B, Material Grade 10, Finish B. Fits various John Deere models. This is an O.E.M. John Deere part.