The John Deere Lock Nut (part number AT280268) is engineered to provide a secure, vibration-resistant fastening solution in critical machinery applications. Commonly used in high-torque or high-motion assemblies, this lock nut helps prevent loosening and maintains tight, stable connections under heavy loads. Its durable construction ensures excellent resistance to wear, corrosion, and stress, making it ideal for agricultural, construction, and industrial equipment. The AT280268 is precision-threaded for reliable fitment and consistent performance, even in extreme operating conditions. Whether you’re performing routine maintenance or replacing hardware in a high-impact system, this nut helps maintain structural integrity and reduces the risk of unplanned downtime. It’s a small but vital component that contributes to overall equipment safety and efficiency. Trust Doggett John Deere to deliver high-quality fastening solutions designed to meet the demands of your toughest jobs and keep your machinery operating with confidence.








