This 5/8In-18 x 2-5/8In capscrew features a 12 point flanged hex head and comes in a pack of 12 identical pieces, built for Mack differential applications. It is designed for use with BCS-7020 and BCS-7025 casings and pairs with BNU-7001 nuts, threading into a tapped hole to create a strong, removable mechanical joint under load.Interchanges:Mack 250970773AX17643AX1764X3AX17783AX18133AX1813X72KH13372KH23This unit is sold in packs of 12.Features5/8In-18 x 2-5/8In capscrew12 point flanged hex headSold as a pack of 12 piecesUsed with BCS-7020 and BCS-7025 casingsPairs with BNU-7001 nutsTech SpecsThread size: 5/8In-18Length: 2-5/8InHead type: 12 point flanged hexSell pack: 12 piecesAdditional InformationUse with BCS-7020 and BCS-7025 casings and BNU-7001 nuts.Used in these Mack modelsCRD 150 DifferentialCRD 151 DifferentialCRD 93 / CRD 113 DifferentialCRD 93A DifferentialCRDPC 92 / CRDPC 112 Differential