John Deere H99923 3/8" Hexagonal Lock Nut, 5-Pack is designed to securely fasten components and prevent loosening under vibration, ensuring reliable performance in various applications. This hexagonal lock nut features a width across flats of 14.20 mm (0.56 in) and utilizes a locking type B mechanism for enhanced stability. 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, making it compatible with a range of equipment. Crafted from high-quality material, this lock nut durability and long-lasting performance. Its zinc finish provides excellent corrosion resistance while giving it a sleek appearance. Model Number: H99923