part 33394 Spring, Pressure Cat Pumps code 33394 Details Cat Pumps number33394 DescriptionSpring, Pressure Qty per pump1 Fits these pumps Cat Pumps 4DX 2 4DX03ELR4DX29GUIF Cat Pumps 4SP 4 4SP21ELR4SP21ELU4SP29ELR4SP29ELU