Valve Rebuild Kit For Use With Grainger Item Number 4NWZ8 6WTV9 6WTW0 For Use With Mfr Model Number 8220G409 24/60 DA 8220G409 240/60 220/50 DA 8220G409 120/60 110/50 DA Includes Body Gasket Core Diaphragm/Spring Sub-Assembly Disc Holder Spring Plug Nut Gasket Pug Nut Assembly Solenoid Base Gasket