Sealing device a fuel injection valve

摘要

A sealing device for sealing a fuel injector for fuel injection systems of internal combustion engines from a cylinder head, the fuel injector having a nozzle body at which a sealing element is disposed which has a sealing surface that is radially oriented towards the outside, including a sealing sleeve that is able to be slipped onto the sealing element and which is provided with a collar-shaped widening having a sealing surface oriented in the axial direction, which is in sealing contact with a contact surface in the cylinder head.