A scroll compressor, comprising: a motor part which provides a driving force; an orbiting scroll which performs an orbiting motion by the motor part; a fixed scroll coupled to the orbiting scroll, and forming a compression chamber (V,V1,V2) together with the orbiting scroll; a frame coupled to the fixed scroll, and configured to support the orbiting scroll; a sealing member insertion groove having a ring shape, and formed on a first facing surface of the frame contacting the orbiting scroll, or a second facing surface of the orbiting scroll contacting the frame; and a sealing member inserted into the sealing member insertion groove so as to be moveable in an axial direction, characterized in that the sealing member is formed a single body without a cut-out portion, wherein the sealing member including a first sealing portion formed in a ring shape having an outer diameter thereof smaller than an outer diameter of the sealing member insertion groove, and configured to perform a sealing operation between the frame and the orbiting scroll in an axial direction, and including a second sealing portion extending from one end of the first sealing portion in an axial direction and the other end forming a free end in the axial direction, and configured to perform a sealing operation between the frame and the orbiting scroll in a radius direction by contacting an outer side wall surface of the sealing member insertion groove, wherein the first sealing portion has a radial width larger than or equal to an axial thickness thereof, and the second sealing portion has a radial thickness smaller than or equal to an axial length thereof, and wherein the radial thickness of the second sealing portion is smaller than the axial thickness of the first sealing portion, such that the second sealing portion forms a radial sealing portion as said the other end thereof is outward bent according to a pressure in the sealing member insertion groove. a motor part which provides a driving force; an orbiting scroll which performs an orbiting motion by the motor part; a fixed scroll coupled to the orbiting scroll, and forming a compression chamber (V,V1,V2) together with the orbiting scroll; a frame coupled to the fixed scroll, and configured to support the orbiting scroll; a sealing member insertion groove having a ring shape, and formed on a first facing surface of the frame contacting the orbiting scroll, or a second facing surface of the orbiting scroll contacting the frame; and a sealing member inserted into the sealing member insertion groove so as to be moveable in an axial direction, characterized in that the sealing member is formed a single body without a cut-out portion, wherein the sealing member including a first sealing portion formed in a ring shape having an outer diameter thereof smaller than an outer diameter of the sealing member insertion groove, and configured to perform a sealing operation between the frame and the orbiting scroll in an axial direction, and including a second sealing portion extending from one end of the first sealing portion in an axial direction and the other end forming a free end in the axial direction, and configured to perform a sealing operation between the frame and the orbiting scroll in a radius direction by contacting an outer side wall surface of the sealing member insertion groove, wherein the first sealing portion has a radial width larger than or equal to an axial thickness thereof, and the second sealing portion has a radial thickness smaller than or equal to an axial length thereof, and wherein the radial thickness of the second sealing portion is smaller than the axial thickness of the first sealing portion, such that the second sealing portion forms a radial sealing portion as said the other end thereof is outward bent according to a pressure in the sealing member insertion groove.