part 45381 Spacer, Low-Pressure Seal Cat Pumps code 45381 Details Cat Pumps number45381 DescriptionSpacer, Low-Pressure Seal Qty per pump3 Fits these pumps Cat Pumps 36 Frame 2 3631X3631XD Cat Pumps 38 Frame block-style 1 3831HS Cat Pumps 68 Frame block-style 2 68316835