part 133053 Spring Cat Pumps code 133053 Details Cat Pumps number133053 DescriptionSpring Qty per pump6 Also comes in 76794 Valve kit, NBR (STD)76831 Valve kit, FPM (.0110)76869 Valve kit, EPDM (.0220) Fits these pumps Cat Pumps 35 Frame 2 35703570S