Sealing ring, comprising a sealing disc (1) of polymeric material, which has a holding portion (2) and a sealing portion (3), wherein the holding portion (2) with a support ring (4) and the sealing portion (3) opposite a space to be sealed (5) to bulge, and a shaft to be sealed (6) enclosing circumferentially sealingly under radial prestress, the sealing portion (3) on the shaft (6) side facing a first surface profiling (7), wherein the first surface profiling (7) on the the sealed space (5) facing side by at least one return element (8) is formed, and wherein on the sealed chamber (5) side facing away from the return flow element (8) at least one dust lip (9) is arranged. Between the return element (8) and the dust lip (9) is arranged an annular, self-contained sealing bead (10) which encloses the shaft (6) circumferentially sealing manner.
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