part 49117 Screw, Flow-Through (1/2" NPT[M]) Cat Pumps code 49117 Details Cat Pumps number49117 DescriptionScrew, Flow-Through (1/2" NPT[M]) Qty per pump1 Fits these pumps Cat Pumps Plunger pumps 4 66DX30G1I66DX35G1I66DX40G1I66DX50G1I