This panel nut comes as a pack of 10 and fits all Mack CH model trucks, with cross-application to Navistar platforms as well. It threads onto a stud or bolt to clamp cab and body panels or electrical components in place where a standard nut has no room to seat. The piece is a cab hardware component.Interchanges:2510992330592R14333-6010390C16010390C1Mack 228AM10Navistar 6010390FNU-0253This unit is sold in packs of 10.FeaturesPanel nutSold as a pack of 10 unitsFits all Mack CH model trucksCab hardware componentTech SpecsSell pack: 10 piecesFitment: All Mack CH ModelsUsed in this Truck Cab modelMack Hood, Grille & Headlamp Parts & Diagrams