Valve Set w/Gaskets,Pl30, Series Not Applicable, Compatible Grainger Part Number 1WD24, 1WD87, 1WD88, 1WD90, Product Type Valve Gasket Set, Compatible with Manufacturer Part Number PL30, R30, Compatible with Series Not Applicable, Compatible with Brand Champion, Gardner Denver, Includes High Pressure Exhaust Valve, Low Pressure Exhaust Valve, Unloader Valve, Valve Gasket