House lead-in for telecommunication cables with tube which has seal lying inside and seal arranged on outer circumference of tube

摘要

The tube (1) at one of its ends has an adapter (2), in which a knurled nut (3) is screwed, and between the adapter (2) and the knurled nut (32), a seal (4) is arranged. The seal (4) is made of a synthetic rubber (perbunan). The external seal (5) is designed in the form of a rubber collar and is arranged at the outer circumferential region of the tube (1), facing away from the adapter (2).