Valve Rebuild Kit For Use With Grainger Item Number 24W639 3UL99 3UM01 For Use With Mfr Model Number 8320G192 120/60 110/50 8320G192 120/60 110/50 EF 8320G192 120/60 110/50 Includes Core Assembly Core Guide Core Spring Disc Holder Spring Disc Holder Sub-Assembly End Cap Gasket Retaining Cap Retaining Clip Solenoid Base Gasket Solenoid Base Sub-Assembly Spring Washer