Epdm Replacement Grommet - G-551. Grommet Must Be Used On Tv-550 Series Only, Not For Use On 540 Valve Series.
Alcoa Grommet Seal Valve, Longer Sealing Life, Greater Corrosion Resistance, Larger Sealing Surface, Slot and External Hex For Easier Installation, Epdm Replacement Grommet - G-551. Grommet Must Be Used On Tv-550 Series Only, Not For Use On 540 Valve Series.