Precision 1" - 14 Spindle Slotted Trailer Axle Castle Nut. Purpose-built for the demanding environment of trailer applications — constant vibration, weather exposure, temperature extremes, and the loads of highway towing. Replace worn components promptly — failures at highway speed endanger everyone on the road. ⚙️ Key Features ✅ Precision-machined to OEM tolerances ✅ Required for proper bearing preload adjustment ✅ Replace during every bearing repack service ✅ Matches standard Dexter, Lippert, AL-KO spindles ✅ Stainless steel or zinc-plated for corrosion resistance 📐 Specifications Material: Cast Iron Size: 1" 🔄 Cross Reference Compatible with standard trailer systems 🔧 Applications Trailer part for construction, repair, maintenance, and customization. Quality trailer components are essential for safe, legal highway operation. Replace worn or damaged parts promptly — a failure at highway speed puts everyone on the road at risk. 📞 Call/Text: 517-225-1991 🌐 AAATrailer.com