Kit, HP Check Valve Repair, Inlet-Outlet, .875 Plunger, 60K. Also used on late model Neoline units with a poppet style inlet. Each 20489495 repair kit 1 each of the following parts: 05112768 Seat, 05116561 Discharge Poppet, 05116751 Poppet Pin, 05147863 Compression Spring, 20453619 Inlet Poppet, 20474395 Retainer Screw and 72132282 ADH Thread locker. KMT GENUINE PART