SINGLE - John Deere Original Equipment Nut - 14H856 NUT, HEX JAM Specification - Diameter: 0.500IN Threads Per Inch/Pitch: 20 Thickness: 0.323IN Across Flats: 0.750IN Service Number Material Grade: 5 Finish: B Fits various John Deere models. This is a OEM John Deere part. Thanks for looking!