The invention relates to an optical waveguide plug part of an optical waveguide plug connector for an optical waveguide, which has a fiber and a sheath, with a contact carrier for receiving the optical waveguide and at least one clamping part for securing the optical waveguide in the contact carrier, wherein the clamping part as a first clamping section for clamping the sheath of the optical waveguide and a second clamping section for clamping the fiber of the optical waveguide.