John Deere 19H1900 5/16" X 3/4" Hexagonal Head Cap Screw, 10-Pack is a high-quality hexagonal head screw designed for secure fastening in a variety of applications. This screw measures 19.05 mm (3/4 inch) in length with a thread length of 15.52 mm (0.61 inch), and features a 7.92 mm (5/16 inch) diameter with UNC2A threading for strong and reliable connections. The head height of 5.36 mm (0.21 inch) and width across flats of 12.70 mm (1/2 inch) ensure a precise fit and easy installation. Made from durable general steel and finished with zinc, this screw excellent corrosion resistance and long-lasting performance, making it an i choice for your fastening needs. Model Number: 19H1900