Patent ID: 7793941

Claim:
A device for sealing between a first component and a second component, the first component having a groove and an anti-rotation slot formed therein, the groove having a first wall and a second wall, the device comprising: an annular body at least partially disposed within the groove, the annular body having: a first side configured to selectively contact the first wall of the groove; a second side opposite the first side, wherein the second side is configured to selectively contact the second wall of the groove; a first surface in contact with the second component; a second surface opposite the first surface; and an anti-rotation tab disposed on the annular body and sized to engage the anti-rotation slot on the first component; a lip having an outer surface bonded to the second surface, the lip having a plurality of segments extending at least partially around the second surface of the annular body and wherein the lip does not contact the first component; and whereby a pressure acting on the first side of the annular body and the lip forces the second side to contact the second wall of the groove, and a pressure acting on the second side of the annular body and the lip forces the first side to contact the first wall of the groove.