part 890428 Spring Cat Pumps code 890428 Details Cat Pumps number890428 DescriptionSpring Qty per pump6 Also comes in 890020 Kit, Valve (Includes: 163, 164, 166, 167, 168, 171, 172, 290)890022 Kit, Valve w/o Seat (Includes: 166, 167, 168, 171, 172) Fits these pumps Cat Pumps 150 Frame R 5 152R060152R061152R080152R081152R100