John Deere 12H293 Lock Washer, 10-Pack is a high-quality lock washer designed to prevent nuts and bolts from loosening due to vibration and torque. It features an outer diameter of 19.71 mm (0.78 in) and a nominal size of 11.11 mm (7/16 in), making it suitable for versatile applications. Constructed with a thickness of 2.77 mm (0.11 in), this lock washer ensures durability and reliability in various settings. Made from high-quality general steel, it enhanced strength and longevity. The zinc coating provides superior corrosion resistance and extends the lifespan of the washer, making it a dependable choice for your fastening needs. Model Number: 12H293