John Deere H99923 3/8" Hexagonal Lock Nut, 10-Pack is designed to securely fasten components and prevent loosening under vibration, ensuring enhanced stability for your projects. This hexagonal lock nut features a width across flats of 14.20 mm (0.56 in) and a locking type B mechanism. It measures 11.51 mm (0.45 in) in thickness and has a thread size of 9.52 mm (3/8 in) with 16 threads per inch. Crafted from high-quality materials, it durability and long-lasting performance. The zinc finish provides excellent corrosion resistance while giving the nut a sleek appearance. Model Number: H99923