Plug socket pole contact for a plug socket insert composed of a pole terminal component and a support spring/contact spring assembly, wherein • the pole terminal component is composed of two conductor insertion channels (14, 15) and also two contact limbs (4, 5), which are situated opposite one another, for the insertion and clamping of a plug pin and covers the electrical function of the power line from the conductor to the plug pin, and • the support spring/contact spring assembly has two limb webs (10, 11), is formed from a metal having spring properties and covers the mechanical function, wherein • to this end, two support spring arms (20, 21) that press the contact limbs (4, 5) together provide the clamping force for the clamping of the plug pin, and provide the clamping force for the conductor clamping and the conductor locking by means of a contact spring having at least one contact spring arm (25, 26) and also at least one locking arm (27, 28), • an unlocking arm (29, 30) of an unlocking spring is arranged in each case next to the locking arm (27, 28), which unlocking arm releases the relevant locking arm (27, 28) at the end side from the plugged-in conductor when a force acts on one of the unlocking arms (29, 30), characterized in that • an end stop is integrally formed directly from the pole terminal material of the pole terminal component in the form of a lug between the conductor insertion channels (14, 15) on the side of the unlocking spring pointing towards the free end of the conductor insertion channels (14, 15), which end stop spaces the conductor insertion channels (14, 15) apart from one another and ensures the function of the unlocking spring by virtue of the unlocking spring releasing each relevant locking arm (27, 28) at the end side from the plugged-in conductor when a force acts on one of the unlocking arms (29, 30). • the pole terminal component is composed of two conductor insertion channels (14, 15) and also two contact limbs (4, 5), which are situated opposite one another, for the insertion and clamping of a plug pin and covers the electrical function of the power line from the conductor to the plug pin, and • the support spring/contact spring assembly has two limb webs (10, 11), is formed from a metal having spring properties and covers the mechanical function, wherein • to this end, two support spring arms (20, 21) that press the contact limbs (4, 5) together provide the clamping force for the clamping of the plug pin, and provide the clamping force for the conductor clamping and the conductor locking by means of a contact spring having at least one contact spring arm (25, 26) and also at least one locking arm (27, 28), • an unlocking arm (29, 30) of an unlocking spring is arranged in each case next to the locking arm (27, 28), which unlocking arm releases the relevant locking arm (27, 28) at the end side from the plugged-in conductor when a force acts on one of the unlocking arms (29, 30), characterized in that • an end stop is integrally formed directly from the pole terminal material of the pole terminal component in the form of a lug between the conductor insertion channels (14, 15) on the side of the unlocking spring pointing towards the free end of the conductor insertion channels (14, 15), which end stop spaces the conductor insertion channels (14, 15) apart from one another and ensures the function of the unlocking spring by virtue of the unlocking spring releasing each relevant locking arm (27, 28) at the end side from the plugged-in conductor when a force acts on one of the unlocking arms (29, 30).