KSB 01013312 is a mechanical seal reference with the designation H75N/..-00 AQ1EGG. The H75N design is a balanced pusher seal for stepped shafts with a rotating multi-spring arrangement. The specified material combination includes antimony-impregnated carbon graphite for the rotating face (A) and sintered silicon carbide for the stationary seat (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 BV-1.
