KSB 01029266 is a mechanical seal reference with the designation MG1/..-G6 Q1Q1EMM. The MG1 design uses rotating elastomer bellows together with a G6 stationary seat. The specified material combination includes sintered silicon carbide on both sealing faces (Q1/Q1), with EPDM secondary seals (E). The shaft diameter and installation dimensions must be confirmed against the pump before selecting a replacement. The corresponding KE MOTION HYDRO product reference is NM-1.