part 45156 Plug, Inlet [ 1/2" NPT(M)] Cat Pumps code 45156 Details Cat Pumps number45156 DescriptionPlug, Inlet [ 1/2" NPT(M)] Qty per pump1 Fits these pumps Cat Pumps 3 Frame 3 231241271 Cat Pumps 5 Frame 3 311341341G1