A mounting system for a pressure seal of an aircraft door of an aircraft, comprising: an outer skin of the aircraft door; a pressure seal; a clamping component; a pressure seal fastener having a head and an at least partially threaded shank; a nut; a mounting support having at least one clearance hole, wherein the clearance hole is adapted to prevent a rotational and axial movement of the pressure seal fastener; wherein the head of the pressure seal fastener is connected to the mounting support such that a rotational and axial movement of the pressure seal fastener is prevented; the nut is removably attached to the at least partially threaded shank of the pressure seal fastener, thereby removably clamping the pressure seal between the clamping component and the mounting support; and wherein the pressure seal further comprises: a pressure seal bulb; and a pressure seal foot that is clamped between the clamping component and the mounting support and comprises: a first cut-out for the at least partially threaded shank of the pressure seal fastener; characterized in that: - the mounting system comprises at least two mounting support fasteners, wherein the at least two mounting support fasteners removably attach the mounting support to the outer skin; - and the pressure seal foot comprises at least second and third cut-outs for the at least two mounting support fasteners. an outer skin of the aircraft door; a pressure seal; a clamping component; a pressure seal fastener having a head and an at least partially threaded shank; a nut; a mounting support having at least one clearance hole, wherein the clearance hole is adapted to prevent a rotational and axial movement of the pressure seal fastener; wherein the head of the pressure seal fastener is connected to the mounting support such that a rotational and axial movement of the pressure seal fastener is prevented; the nut is removably attached to the at least partially threaded shank of the pressure seal fastener, thereby removably clamping the pressure seal between the clamping component and the mounting support; and wherein the pressure seal further comprises: a pressure seal bulb; and a pressure seal foot that is clamped between the clamping component and the mounting support and comprises: a first cut-out for the at least partially threaded shank of the pressure seal fastener; characterized in that: - the mounting system comprises at least two mounting support fasteners, wherein the at least two mounting support fasteners removably attach the mounting support to the outer skin; - and the pressure seal foot comprises at least second and third cut-outs for the at least two mounting support fasteners. a first cut-out for the at least partially threaded shank of the pressure seal fastener; characterized in that: - the mounting system comprises at least two mounting support fasteners, wherein the at least two mounting support fasteners removably attach the mounting support to the outer skin; - and the pressure seal foot comprises at least second and third cut-outs for the at least two mounting support fasteners. - the mounting system comprises at least two mounting support fasteners, wherein the at least two mounting support fasteners removably attach the mounting support to the outer skin; - and the pressure seal foot comprises at least second and third cut-outs for the at least two mounting support fasteners.