A sealing grommet for a fluid filter is provided. The sealing grommet includes a central portion defining an aperture; a flange portion integrally formed with the central portion, the flange portion extending outwardly from an outer periphery of the central portion, wherein a first portion of the central portion extends away from the flange portion in a first direction and a second portion of the central portion extends away from the flange portion in a second direction, the first direction being opposite to the second direction; and a first protrusion disposed on the first portion, the first protrusion being disposed on an inner surface of the central portion defining the aperture.