Valve Rebuild Kit For Use With Grainger Item Number 3UM19 3UM20 4ELD9 4ELF8 For Use With Mfr Model Number 8320G200 120/60 110/50 8320G200 120/60 110/50 EF 8320G200 120/60 110/50 EF 8320G200 120/60 110/50 Includes Bonnet Gasket Core Assembly and Body Gasket Core Spring Plug Nut Core Tube Sub-Assembly Valve Bonnet